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Find the pH of a 0.200 M HNO2 solution. -Remember that this is a weak acid....
Find the pH of a 0.200 M HNO2 solution. - Remember that this is a weak acid. HNO2 (aq) + H2O(l) = H30+ (aq) + NO, (aq) pH = 3.45 pH = 7.05 pH = 15.5 pH = 2.02 pH = 0.45 pH = -2.14
Find the pH of a 0.200 M HNO2 solution. - Remember that this is a weak acid. HNO2 (aq) + H2O(l) = H3O+ (aq) + NO; (aq) O pH = 3.45 O pH = 7.05 O pH = 15.5 O pH = 2.02 O pH = 0.45 0 pH = -2.14
Find the pH of a 0.200 M HNO2 solution. -Remember that this is a weak acid. H N O 2 ( a q ) + H 2 O ( l ) ⇌ H 3 O + ( a q ) + N O 2 − ( a q ) Group of answer choices pH = 3.45 pH = 7.05 pH = 15.5 pH = 2.02 pH = 0.45 pH = -2.14
Find the pH of a 0.200 M HNO2 solution. -Remember that this is a weak acid. HNO2 (aq) + H2O (l) = H3O+ (aq) + NO2- (aq)
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?
explain why please 3. Consider the following equilibrium for nitrous acid, HNO2, a weak acid: HNO3(aq) +H2O(l) — H30*(aq) + NO2 (aq) In which direction will the equilibrium shift if -a. NaOH is added? right diplllspintado 2102 b. NaNO, is added? Shift to Wt to cleanace NO2 - C. HCI is added? Just d. The acid solution is made more dilute? OM assumen d ie da .
A solution of nitrous acid, HNO2 is 6.3x10^-3 M, which is a weak acid with Ka=7.2x10^-4. Calculate: [HNO2] [NO2] pH What is the concentration of a nitrous acid solution with a pH of 2.21
Calculate the pH of a 0.400 M HNO2 solution. Report answer to 2 decimal places. Ka = 7.1 x 10-4 HNO2 (aq) + H20 (1) = NO2 (aq) + H30+ (aq) Calculate the pH of a solution consisting of 0.225 M solution of CH3NH2 (methylamine) and 0.200 M CH3NH3 (methylammonium chlorides Report answer to 2 decimal places. CHH) - 4.4 x 10-4 CH3NH2 (aq) + H200 - Chynas (aq) + OH" () 1. Questa
Now calculate the [H+] and pH of a 0.00725 M solution of nitrous acid. Nitrous acid (HNO2) is a weak acid that partially dissociates as follows, with a Ka = 0.0004266: HNO2 + H20 + H30+ + NO2 a) Calculate the [h+] and pH of a 1.73 M solution of nitrous acid. [H+]=49) 0.0270 b) pH = 49 1.57 c) Now calculate the [H+] and pH of a 0.00725 M solution of nitrous acid. 49) 0.0016 d) 49 1.7
Calculate the pH of a 0.383 M aqueous solution of nitrous acid (HNO2, Ka = 4.5×10-4) and the equilibrium concentrations of the weak acid and its conjugate base. pH = [HNO2 ]equilibrium = M [NO2- ]equilibrium = M