31. Which of the following is a diprotic acid? (a) CH3CO2H (b) HNO2 (c) H2SO4 (d) H3PO4
31. Which of the following is a diprotic acid? (a) CH3CO2H (b) HNO2 (c) H2SO4 (d)...
Which of the following compounds is not an Arrhenius acid? O HNO2 O H2SO4 CH3CO2H OCH NH2 Which of the following compounds is an Arrhenius base in water? O NH2CH2CH2NH2 O C6H1206 O KCI O CH3COOH
Which of the following acids is a diprotic acid? a) H3PO4 b) HCIO c) HC2H302 d) H2SO4 e) HNO: f) more than one correct response g) no correct response
Which of the following compounds is not an Arrhenius acid? O CH3NH2 O CH3CO2H O H2SO4 O HNO2
10. Which one of the following is a strong acid? A. H2CO3 B. H2SO3 C. H2SO4 D. H3PO4 E. CHCOOH
which ranking of acid strength below is incorrect? A. HBrO3<HClO3 B. H3PO4>HPO4^2- C. HCl<HBr D. HNO3<HNO2 E. H2S>PH3
Identify the weak diprotic acid. нсоон Оснасоон HAPOA Hocos H2SO4
5) Of the following acids, ________ is a strong acid. A) HNO2 B) H2CO3 C) HNO3 D) HClO 6) Calculate the hydrogen ion concentration in a solution of iced tea with lemon having a pH of 2.87. A) 2.9 x 10–2 M C) 1.3 x 10–3 M 7) Which one of the following is the weakest acid? A) HF (Ka = 6.8 × 10-4) B) HClO (Ka = 3.0 × 10-8) C) HNO2 (Ka = 4.5 × 10-4) D) HCN...
According to the following reaction, which molecule is acting as an acid? H2O + H2SO4 → H30* +HSO4 1. A) H2SO4 2. B) H20 3. C) H30* 4. D) HSO4 2. According to the following reaction, which molecule is acting as a base? H2O + NH3 OH + NH4+ 1. A) H0 2. B) NH3 3. C) OH 4. D) NHÀ For the following reaction, identify whether the water molecule is behaving as H3PO4 +H20 = H2PO4 + H30+ 1....
Consider the following equilibrium for nitrous acid, HNO2, a weak acid: HNO2 (aq) + H2O (l) <--------------> H3O+ (aq) + NO2- In which direction will the equilibrium shift if a) NaOH is added? b) NaNO2 is added? c) HCl is added? d) The acid solution is made more dilute?
Which of the following substances is amphiprotic? ose all that apply a) H2SO4 b) H3PO4 c) H₃ AsO 4 d) HPO 2- e) HSO: