Author Question: What is the pH of the resulting solution if 45 mL of 0.432 mol L-1 aqueous methylamine, CH3NH2, is ... (Read 135 times)

KimWrice · **on:** Jul 8, 2021

Question 1

What is the pH of the resulting solution if 25.00 mL of 0.10 mol L^-1 aqueous acetic acid is added to 10.00 mL of 0.10 mol L^-1 NaOH(aq)? Assume that the volumes of the solutions are additive. K_a = 1.8 × 10^-5for CH₃COOH

◦ 9.43
◦ 9.08
◦ 4.92
◦ 4.57

Question 2

What is the pH of the resulting solution if 45 mL of 0.432 mol L^-1 aqueous methylamine, CH₃NH₂, is added to 15 mL of 0.234 mol L^-1 HCl(aq)? Assume that the volumes of the solutions are additive. K_a = 2.70 × 10^-11for CH₃NH₃⁺.
◦ 2.77
◦ 4.09
◦ 9.91
◦ 11.23

spencer.martell · **Reply #1 on:** Jul 8, 2021

A FREE account is required to view all solutions!

Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.

Answer Preview

Only 39% of students answer this correctly