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
The strongest acid in the following group is _____. A. HNO2 B. H2SO3 C. H2CO3 D. H2O2
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?