is ch3nh3no3 an acid or base

In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base. Get a free answer to a quick problem. d. CaCO3 - CO2 + Cao A link to the app was sent to your phone. Q:Complete the balanced molecular reaction for the following weak base with a strong acid: Answer = ICl3 (Iodine trichloride) is Polar What is polarand non-polar? The aqueous solution of KC2H3O2 K C 2 H 3 O 2 is basic in nature since a hydroxide ion is produced during the reaction. Answer: In short CH3CH2NH3Cl is acidic because it is formed from a strong acid (HCl) and a weak base (CH3CH2NH2). Is an aqueous solution with H3O+ = 4.57 x 10-5 M acidic, basic, or neutral? Explain. Answer = C4H10 ( BUTANE ) isPolar What is polarand non-polar? B. acidic, because of the hydrolysis of NO3 ions. Take the -log of[H+] and you will have the pH of the solution. C. NaOH solution You can change your choices at any time by visiting Your Privacy Controls. H3PO4is an acidandH3O+is its conjugate base Is ch3nh3no3 also an acid or base? NH4CIO2 has a weak base and a strong acid, therefore it is a weakly acidic solution. Relevance. split the salts into their respective cations and anions and see which ones are strong and which ones are weak. For Free. The overall salt does not donate protons, the CH3NH3+ ion does (to form H3O+) when the salt is dissociated in water. Is an aqueous solution with H3O+ = 7.0 x 10-10 M acidic, basic, or neutral? Explain. The diprotic acid H2A has. Question: Hydroxylamine (HONH2) is a weak base. C2H3O2 on the other can accept a proton so C2H3O2 is a base but its a conjugate base to acid HC2H3O2 since it is generatd by losing a proton from HC2H3O2 . Relative strengths of weak acids. 1 0. alycat. Explain. An acid or base that is a weak electrolyte and therefore, only partially ionizes in water. [H+] at equilibrium is equal to x, so plugging the above values into the Ka expression from eqn (1) and using the Ka value you got from eqn (2), you have: x << 0.80M (use the 5% rule, that is if x is less than 5% of the initial concentration, you can ignore it to simplify the calculation. Is an aqueous solution with H3O+ = 0.000240 M acidic, basic, or neutral? D. basic, because of the hydrolysis of CH{eq}3 An aqueous solution of CH3NH3NO3 will be : - basic, because of the hydrolysis of NO3^- ions. Therefore the salt is acidic because of CH3NH3+, a Bronsted acid. The cookie is used to store the user consent for the cookies in the category "Analytics". NH3 and NH,? pH = look up the value of Ka (and convert to pKa) or pKa C6H5COOH and substitute for pKa in the equation. A weak acid and a weak base will produce any type of solution depending on the relative strengths of the acid and base involved. The stoichiometry of this dissociation reaction depends on the ratio of cations to anions in the molecular formula of the solid salt compound. Is an aqueous solution with H3O+ = 0.000559 M acidic, basic, or neutral? While phosphoric acid is quite acidic, it is evident that it is, indeed, a weak acid because of the lack of full dissociation in water; a 1 M solution of strong acid would be around 0 (0 for monoprotic species, possibly less for diprotic due to an additional hydrogen ion). Get a free answer to a quick problem. D. Would a 0.1 M aqueous solution of ZnCl2 be acidic, basic, or neutral? Is an aqueous solution with H3O+ = 2.0 x 10-5 M acidic, basic, or neutral? Is an aqueous solution with H3O+ = 2.85 x 10-4 M acidic, basic, or neutral? Question = Is if4+polar or nonpolar ? ch3nh3 acid or basehow did kathleen mcgowan die ch3nh3 acid or base. d) it produces few hydroxide ions in water. But you have to compare the Ka and Kb for these species before making a judgement! Is an aqueous solution with H3O+ = 8.38 x 10-5 M acidic, basic, or neutral? Explain. Mtg First Strike Rules, a. These contour maps demonstrate that the smallest, most highly charged metal ion (\(Al^{3+}\)) causes the greatest decrease in electron density of the OH bonds of the water molecule. answered 02/03/20, PhD in Chemistry/Biochemistry with 8+ years teaching experience. Chemists use the negative of the logarithm of the concentration of hydrogen ions to define the pH scale. This cookie is set by GDPR Cookie Consent plugin. Is an aqueous solution with H3O+ = 6.31 x 10-8 M acidic, basic, or neutral? Four different solutions were preparedat the same concentration: Both \(HCN\) and acetic acid are stronger acids than water, and hydroxide is a stronger base than either acetate or cyanide, so in both cases, the equilibrium lies to the left. 1. higher concentration of hydronium ions than acid RbBr (CH3)2NH2Cl . BASE (wikipedia) Join. Which is defined as the loss of, A:Given I'll tell you the Acid or Base list below. A base is defined as a proton acceptor or lone pair donor. Explain. Is CH3NH3Cl, on the other hand, an acid or base? The degree of hydrolysis of 0.1 M solution of ammonium acetate is 8.48 * 10^{-5}. What are the conjugate base and conjugate acid for HSO4? The CH3- ion is therefore the strongest Brnsted base in this table. Is an aqueous solution with H3O+ = 3.64 x 10-4 M acidic, basic, or neutral? Is an aqueous solution with H3O+ = 0.000485 M acidic, basic, or neutral? Is an aqueous solution with H3O+ = 1.20 x 10-12 M acidic, basic, or neutral? 2.0x10-11 = (x)(x)/(0.0850 - x) and assuming x is small compared to 0.0850 we can ignore it. For example, ammonium chloride and pyridinium chloride are salts produced by reacting ammonia and pyridine, respectively, with \(HCl\). In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base. 2Na +, A:The purest form of the matter is element, they have only single types of the atoms. The reactions are as follows: \[ NH^+_{4(aq)} + H_2O_{(l)} \ce{ <<=>} HH_{3(aq)} + H_3O^+_{(aq)} \label{16.2}\], \[ C_5H_5NH^+_{(aq)} + H_2O_{(l)} \ce{<<=>} C_5H_5NH_{(aq)} + H_3O^+_{(aq)} \label{16.3}\]. An aqueous solution of CH3NH3NO3 will be Group of answer choices A. basic, because of the hydrolysis of NO3 ions. Still have questions? Explain. Its aqueous solution is, therefore, distinctly basic in nature, with a pH value slightly greater than 7. . This means that both reactions are acid-base reactions by the Brnsted-Lowry definition. Lv 7. X Well begun is half done. SrI2 . 4 posts Page 1 of 1. CH3NH2 is a stronger base as NH3. You have to figure out which is dominant with Ka and Kb. Is an aqueous solution with H3O+ = 1.86 x 10-9 M acidic, basic, or neutral? BF3. Concentration of CH3NH3Cl = 0.30 M CH3NH3^ + CH3NH2 is a conjugate acid base pair. Is an aqueous solution with H3O+ = 1.34 x 10-4 M acidic, basic, or neutral? We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. Is an aqueous solution with H+ = 6.8 x 10-8 M acidic, basic, or neutral? HF is an acid and F-, A:Acid is the species which gives H+ ion and after giving H+ ion the species formed is its conjugate, Q:What is the pOH of Explain. (Numbers will be assumed to be subscripts in your answer.) Question Explain. Barium Bromide is metallic alkaline in nature; however, it never arises in pure form. Which might act, A:Lewis Acid: A substance which can accept a pair of an electron is called Lewis Acid. YOU MUST 8 years ago. https://www.thinglink.com/scene/636594447202648065 ACID ( wikipedia) An acid is a molecule or ion capable of donating a hydron (proton or hydrogen ion H+), or, alternatively, capable of forming a covalent bond with an electron pair (a Lewis acid). Is an aqueous solution with H3O+ = 4.52 x 10-8 M acidic, basic, or neutral? Figure \(\PageIndex{1}\): Effect of a Metal Ion on the Acidity of Water (a) Reaction of the metal ion \(Al^{3+}\) with water to form the hydrated metal ion is an example of a Lewis acidbase reaction. If the cation is the conjugate acid of a weak base or a relatively highly charged metal cation, however, it will react with water to produce an acidic solution. Answers. In aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak bases, or other. Is an aqueous solution with H3O+ = 4.91 x 10-4 M acidic, basic, or neutral? 8 years ago. Consider the molecules R-CH2OH and R-CH2CO2H where R is rest of the hydrocarbon molecule. Hydrolyze salts to make that determination. Is an aqueous solution with H3O+ = 4.9 x 10-8 M acidic, basic, or neutral? B. acidic, because of the hydrolysis of NO3 ions. CH3NH2 is not a strong base. . AlOH3, the conjugate base for Al3+, is a weak base and so Al3+ will be a weak acid. (4) pH = 12.8 e. HAsO42-is an acid and H3O+is its conjugate base. C. acidic, because of the hydrolysis of CH3NH3+ ions. Explain. C. basic, because of the ionization of CH{eq}3 The barium bromide is an inorganic compound. If you consider the species in this chemical reaction, two sets of similar species exist on both sides. Water =H2O, Q:Consider the following aqueous equilibrium. Is an aqueous solution with H3O+ = 8.24 x 10-4 M acidic, basic, or neutral? The chemical, Q:Which of the following islare TRUE about Acids? Is an aqueous solution with H3O+ = 1.83 x 10-8 M acidic, basic, or neutral? The decrease in electron density weakens the OH bonds in the water molecules and makes it easier for them to lose a proton. HCl, HBr,HI, HClO3, HClO4, HNO3, H2SO4 are the strong acids. Is an aqueous solution with H3O+ = 7.91 x 10-4 M acidic, basic, or neutral? If you want to quickly find the word you want to search, use Ctrl + F, then type the word you want to search. Is an aqueous solution with H3O+ = 8.69 x 10-9 M acidic, basic, or neutral? Is CH3 an acid or a base? Since CH3NH3NO3 is an acid, you convert the 5.2 x 10-4 through dividing by 1.0 x 10-14 to get ka Then you use the normal calculations and multiply ka If a substance has a pH lower than 7, it is an acid. Answer = AsH3 ( Arsine ) is Polar What is polarand non-polar? For Free, acts as a weak acid. What are three characteristics of grains? {/eq}. Choose an expert and meet online. Cl- is a very weak conjugate base so its basicity is negligible. Bronsted Lowry Base In Inorganic Chemistry. The hypochlorite ion has the tendency to abstract the most acidic hydrogen. Instead, a metal ion can act as a Lewis acid and interact with water, a Lewis base, by coordinating to a lone pair of electrons on the oxygen atom to form a hydrated metal ion (part (a) in Figure \(\PageIndex{1}\)). Is an aqueous solution with H3O+ = 9.29 x 10-5 M acidic, basic, or neutral? E. basic, because of the hydrolysis of CH3NH3+ ions. What I reason: Calcium chloride is the salt of hydrochloric acid and calcium hydroxide. If it cannot be ignored, you can solve for x with the quadratic formula. Explain. Hence the \(SO_4^{2}\) ion, with a K. Acidbase reactions always contain two conjugate acidbase pairs. [H3O+] = 7.5 10 . The carboxyl groups have a nearby NH3+, which acts as an electron-withdrawing group and makes it easier to lose a proton from COOH. Explain. These cookies track visitors across websites and collect information to provide customized ads. Is an aqueous solution with H3O+ = 9.11 x 10-8 M acidic, basic, or neutral? The conjugate acid of CH 3 NH 2 is a Methylammonium ion (CH 3 NH 3+ ). Predict whether aqueous solutions of these compounds are acidic, basic, or neutral. Explain. H3O+ is: For example, the \(pH\) of a 0.1 M solution of sodium acetate or potassium cyanide at 25C is 8.8 or 11.1, respectively. Is Clostridium difficile Gram-positive or negative? Analytical cookies are used to understand how visitors interact with the website. 2 Answers. Will an aqueous solution of Li2S be acidic, basic, or neutral? These cookies will be stored in your browser only with your consent. Label the acid, base, conjugate acid and conjugate base. *But if the cation and ion both come from weak acids and bases, it is impossible to predict. Explain. {/eq} ions. The dissociation constant of the weak base is: a) 1.39 * 10^{-5} b) 1.39 * 10^{-4} c) 1.45 * 10^{-10} d) 1.65 * 10^{-5}, Hydrofluoric acid is a weak acid because: a. it is a dilute solution. C2H5NH3NO3 is weakly acidic because the cation is the conjugate acid of the weak base ethylamine. c. H2O is an acid and AsO43-is its conjugate base. Because not all the molecules of it react with water ions and produce OH - ions, most of them stay together, only, a few molecules do interact with water, Therefore, the amount of OH - ions produced in an aqueous solution . NaCl + AgNO3 =, A:Reaction between silver nitrate and sodium chloride is a double replacement reaction. Relevance. Chloride ions come from HCl, hydrochloric acid, a strong acid. So yes, it is a weak acid (NH4+) and weak base (NO2-). Is an aqueous solution with H+ = 3.1 x 10-6 M acidic, basic, or neutral? These cookies ensure basic functionalities and security features of the website, anonymously. HNO2 +H2ONO2- +H3O+ This salt is acidic. weak acid A water molecule coordinated to a metal ion is more acidic than a free water molecule for two reasons. Ammonia a weak base. Acid-Base Review Key 1. a) Al(NO3)3 is acidic, K2CO3 is basic, NaHSO4-is acidic, NH4Cl is acidic b) Al3+ + H 2O Al(OH)2 + + H+ or Al(H 2O)6 3+ + H 2O [Al(H2O)5OH] 2+ + H+ Al3+ + 3 H 2O Al(OH)3 + 3 H CO3 2-+ H2O HCO3-+ OH- HSO4-+ H2O SO4 2-+ H2O NH4 + + H 2O NH3 + H3O Equations needed to be balanced and ions must show correct charges. Explain. Distinguish if a salt is acidic or basic and the differences. Al(NO3)3 is strongly acidic because Al3+ is a Lewis acid. Therefore, the solution of NaNO2 will be basic. {/eq}NH{eq}3^+ pH = 10.5 The reaction between a strong base KOH and the strong acid HClO4 produces KClO4. Is an aqueous solution with H+ = 8.00 x 10-4 M acidic, basic, or neutral? I. In essence, you can go from an acid to its conjugate base by removing a proton, and from the conjugate base to the original acid by adding a proton. D. Coffee. HOCl +, A:In the Reaction, left side ( means reactant part ) acid and base are present. NH4NO2 + HOH ==> HNO2 + NH4OH Note that HNO2 is a weak acid and NH4OH actually is NH3 + H2O (a weak base); therefore, the decision rests upon which is stronger, the weak acid or the weak base. Our videos will help you understand concepts, solve your homework, and do great on your exams. Solutions of small, highly charged metal ions in water are acidic. {/eq} ions. Within each set, the two species differ by a proton in their formulas, and one member of the set is a Brnsted-Lowry acid, while the other member is a Brnsted-Lowry base. Is an aqueous solution with H3O+ = 8.93 x 10-5 M acidic, basic, or neutral? 1 Answer. Formula of other product (do not include the coefficient):Answer Show the formation of the conjugate acid from Why? Explain. a.H2SO4(aq) + H2O(l) HSO4-(aq) + H3O+(aq) b.HCO3-(aq) + H2O(l) H2CO3(aq) + OH-(aq), Calculate [OH-] at 25 C for each solution and determine if the solution is acidic, basic, or neutral. A divalent ion (\(M^{2+}\)) has approximately twice as strong an effect on the electron density in a coordinated water molecule as a monovalent ion (\(M^+\)) of the same radius. Algebra 2 Assignment Factor Each Completely Kuta Software, Salts are composed of related numbers of cations (positively charged ions) and anions (negative ions) so that the product is electrically neutral (without a net charge). The conjugate acid of HC3NH2 is CH3NH3^1+ What strong acid and strong base produce sodium sulfate?. Yes, C6H5NH2 is a base because the N atom can accept another proton. Equation \(\ref{16.2}\) indicates that \(H_3O^+\) is a stronger acid than either \(NH_4^+\) or \(C_5H_5NH^+\), and conversely, ammonia and pyridine are both stronger bases than water. Is NaOH a strong base? Identify the acid, the base, the conjugate acid, and the conjugate base. H2S03 A manufacturer of floor polish conducted a consumer-preference experiment to determine which of five different floor polishes was the most appealing in appearance. It is used as a Lewis base in numerous chemical applications, with the most widely used Lewis acid being anhydrous aluminium trichloride. Is an aqueous solution with H3O+ = 2.65 x 10-5 M acidic, basic, or neutral? Acid strength depends on the relative number of acid molecules that ionize when dissolved in water - the degree of ionization. Explain. weak base, A:Acid- Is an aqueous solution with H3O+ = 4.26 x 10-8 M acidic, basic, or neutral? O HSO3 b., Q:In the reversible equation: Chloride ions come from HCl, hydrochloric acid, a strong acid. Consider the following four aqueous solutions: NaBr(aq), K_2SO_3(aq), NH_4Cl(aq), and Cr(NO_3)_3(aq). Is an aqueous solution with H3O+ = 4.05 x 10-5 M acidic, basic, or neutral? So CH3NH3+ has acidic properties. The \(H_3O^+\) concentration produced by the reactions is great enough, however, to decrease the \(pH\) of the solution significantly: the \(pH\) of a 0.10 M solution of ammonium chloride or pyridinium chloride at 25C is 5.13 or 3.12, respectively. Is an aqueous solution with H3O+ = 3.42 x 10-3 M acidic, basic, or neutral? Is ch3nh2 acid or base? Ca(HCOO)2 . It is acidic appose to basic. To tell if AlCl3 (Aluminum chloride) forms an acidic, basic (alkaline), or neutral solution we can use these three simple rules along with the neutralization reaction that formed AlCl3 . Ca(HCOO)2 == HCOO- reacts with water to make a basic solution. Yahoo is part of Verizon Media. Indicate which side is favored in an equilibrium. Under the right conditions, H2 O can accept a proton, making it a Brnsted-Lowry base. What happens with aqueous solutions of a salt such as ammonium acetate, where both the cation and the anion can react separately with water to produce an acid and a base, respectively? CH3NH3NO3 + H20 ---> Base + OH-I .26 0 0 Kb=5x10 -4 = (x)(x) C -x +x +x ----- .26 (ignore -x bc it is so small) E .26 -x x x x= .0114. so pOH = -log(.0144) = 1.94. pOH + pH = 14 14 - 1.94 = 12.06. In the reverse reaction, H 3 O + is the acid that donates a proton to the acetate ion, which acts as the base. However, that is not the right answer :( I really want to understand these kind of reactions. 35,000 worksheets, games, and lesson plans, Spanish-English dictionary, translator, and learning, a Question acid-base reactions? Is an aqueous solution with H3O+ = 6.39 x 10-5 M acidic, basic, or neutral? Making educational experiences better for everyone. Is an aqueous solution with H3O+ = 0.0000830 M acidic, basic, or neutral? In, Q:Which of the following compounds will form a basic solution when dissolved in water? Like other people, I have been able to do more cooking and baking during COVID quarantine and remote teaching and learning. For example, ammonium chloride, NH 4 Cl, is a salt formed by the reaction of the weak base ammonia with the strong acid HCl: NH3(aq)+HCl(aq) NH4Cl(aq) NH 3 ( a q) + HCl ( a q) NH 4 Cl ( a q) A solution of this salt contains ammonium ions and chloride ions. Which type of chromosome region is identified by C-banding technique? No packages or subscriptions, pay only for the time you need. + is the conjugate acid of the weak. LiC2H3O2. Now you can set up your ICE table for the acid dissociation in eqn (1) above: Initial 0.8000, Change -x+x+x, Equilibrium 0.80-xxx. It is because barium bromide reacts promptly with air. D. basic, because of the ionization of CH3NH2. Is an aqueous solution with H3O+ = 5.18 x 10-5 M acidic, basic, or neutral? Bases will turn red litmus. All other trademarks and copyrights are the property of their respective owners. Explain. Likewise CH3NH3+ is the conjugate acid of the weak base, methylamine (CH3NH2). What is the pH of a solution that is 0.0780 M in CH3NH3NO3 at 25 degree C? Statement : Loss of electron from species (c) Potassium hydrogen sulfate (also called potassium bisulfate) is an acidic salt. The Ka for NH4+ can be found by Kw/(Kb for NH3) and the Kb for NO2- can be found by Kw/(Ka for HNO2). Trending Questions. This salt is acidic. AgCl(s) + HNO3(aq) What is the term used to describe species that can behave as either an acid or a base, depending on the chemical environment? Whichever is stronger would decide the properties and character of the salt. Explain. Use single or double arrows as appropriate., A:(a) PO43- + CH3NH3+ The compound CH 3 NH 3 Cl is a salt made from that weak base, so the combination of these two solutes would make a buffer solution. Explain. Is an aqueous solution with H3O+ = 0.022 M acidic, basic, or neutral? Explain. twice as, A:We have two solutions one is of ph3 and other is of pH 1. A:Given that: CH3Li and CH3MgBr can therefore be thought of as a source of the CH3- ion. There is an exception between all these concepts of acid and base. Amines react as {Blank} (acid, base, or neutral) in aqueous solution. Explain. Answer : CH3NH3NO3 is acid What is an acid, base, neutral ? Because it has caused confusion in the past, let me be clear., Q:When the number of acids exceeds the number of bases the pH is lowered which causes acidic condition, Q:In the following reaction, Let us help you simplify your studying. Two substances are formed when sodium hypochlorite dissolves in water. We also acknowledge previous National Science Foundation support under grant numbers 1246120, 1525057, and 1413739. Explain. Concentration of CH3NH2= 0.33 M Which statement is correct, Q:Which of the following are likely to act as Lewis acids and which as Lewis bases? 1. Explain. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Consequently, dissolving \(NaCl\) in water has no effect on the \(pH\) of a solution, and the solution remains neutral. KCl, CaBr2,NH4I,NaCN It does not store any personal data. Second, the positive charge on the \(Al^{3+}\) ion attracts electron density from the oxygen atoms of the water molecules, which decreases the electron density in the \(\ce{OH}\) bonds, as shown in part (b) in Figure \(\PageIndex{1}\). Will an aqueous solution of LiCN be acidic, basic, or neutral? CH3NH3+ acts as a acid because Brnsted-Lowry acids give away a proton. It is a buffer, since while adding H ions to K3PO4 (or OH ions to H3PO4) solution you are forming the conjugate base/acid (K2HPO4 for K3PO4 and KH2PO4 for H3PO4) salts in the solution, which is the description of buffer. Salts of hypoiodite ion behave as a weak base, undergoing hydrolysis in water according to the equation: Is an aqueous solution with H+ = 1.08 x 10-6 M acidic, basic, or neutral? To neutalize an acid with a base you must put the base in the acid, that will give the substance pH of 7 which is neutral. Q:Calculate the concentration of OH-(aq) in a solution in which [H3O+] is 2 10-6M. Q:Now, on a separate sheet of paper, draw three beakers. Question = Is C2Cl4polar or nonpolar ? The Ka of lactic acid is 1.4 10-4. Favorite Answer. H2SO4? Is CH3NH2 and CH3NH3 a buffer? solution Explain. base, Q:Ethanol can act as either a Lewis acid or a Lewis base (donates or accepts a pair of electrons)., A:Ethanol is an alcohol with two carbon atoms bearing an alcoholic group with a molecular formula, Q:What is the conjugate base of Ag+ is the Lewis acid and NH3 is the Lewis base. D. basic, because of the ionization of CH3NH2. Is an aqueous solution with H+ = 2.45 x 10-8 M acidic, basic, or neutral? Given that, CHs Bade Modified by Tom Neils (Grand Rapids Community College). base CH3NH2 (analogous to NH4. Explain. Remember that Keq describes the relative amounts o products over reactants. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. HO-CH, Is an aqueous solution with H3O+ = 8.85 x 10-5 M acidic, basic, or neutral? Kb for hypoiodite ion = 0.00044. In contrast, the cations of the two salts are weak acids that react with water because they have a Kb > 1 x 10-14. Sodium hypochlorite is alkaline, and household bleach also contains NaOH to make the solution even more alkaline. If you want to quickly find the word you want to search, use Ctrl + F, then type the word you want to search. Question = Is ICl3polar or nonpolar ? LIST ACID. Strong base + strong acid = neutral salt Strong base + weak acid = basic salt Weak base + strong acid = acidic salt Weak base + weak acid = neutral salt Explain. Victor. (pKa of carbonic acid = 6.35). Is an aqueous solution with H3O+ = 5.74 x 10-4 M acidic, basic, or neutral? What is the conjugate acid of CH3NH2? It is a base by the same principle as NH3 is a base which is ; A free electron pair on N atom atracts a watter protone to form NH4+ and OH- . One of the things that I have been learning to make is Irish brown bread, a rather tasty version of a soda bread. The bread is called a soda bread because it has baking soda (sodium bicarbonate) in it. Is an aqueous solution with H3O+ = 1.37 x 10-5 M acidic, basic, or neutral? strong acid