You are watching: Which one of the following is the weakest acid?
According come Brønsted-Lowry theory, acid-base reactions can be described as ________ reactions.A)electrolytic B)electron transport C)gas phase D)nuclear deliver E)proton transfer
Hydrogen cyanide, HCN, is a weak acid. Which equation best represents that aqueous chemistry? A)HCN (aq) ↔ H- (aq) + CN+ (aq) B) HCN (aq) + H2O (l) ↔ H2CN+ (aq) + OH- (aq) C)HCN (aq) + H2O (l) ↔ CN- (aq) + H3O+ (aq) D)HCN (aq) ↔ H+ (aq) + CN- (aq) E) H2O (l) ↔ H+ (aq) + OH- (aq)
C)HCN (aq) + H2O (l) ↔ CN- (aq) + H3O+ (aq)weak acid; reserve reaction predominates gives up a proton with challenge not fully dissociate
Which one of the complying with is the weakest acid?Which one of the complying with is the weakest acid? HNO2 (Ka = 4.5 × 10-4) HCN (Ka = 4.9 × 10-10) HF (Ka = 6.8 × 10-4) HClO (Ka = 3.0 × 10-8)
What is the correct Ka expression because that the reaction below?CH3COOH(aq) + H2O(l) CH3COO-(aq) + H3O+(aq)
Which explain is correct for pure water? Pure water is one electrolyte. Pure water contains no ions. Pure water contains larger quantities of hydroxide,
What is the conjugate mountain of water?What is the conjugate acid of water? OH- (aq) H2O (l) O2- (aq) H3O+ (aq) H+ (aq)
Which of the complying with statements is correct? In one acidic solution,
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Which problem produces carbon dioxide and also water ~ above reaction v an acid? MgCO3 NaCH3CO2 NH4NO3 C8H18 H2C2O4
A buffer solution... Is a solid base. Is a salt solution. Closely maintains its initial pH. Neutralizes just acids. Maintains pH in ~ 7.00.
Which of the complying with solutions is a buffer?Which that the following solutions is a buffer? a equipment of sulfuric acid and also sodium sulfate a equipment of hydrochloric acid and sodium acetate a solution of hydrochloric acid and also sodium sulfate a equipment of acetic acid and also sodium sulfate a equipment of acetic acid and also sodium acetate