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Author Question: What is the pH of an aqueous solution prepared by mixing 50.00 mL of 0.10 mol L-1 methylamine, ... (Read 67 times)

mikaylakyoung

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Question 1

What is the pH of an aqueous solution prepared by mixing 50.00 mL of 0.10 mol L-1 NH3 with 5.00 mL of 0.10 mol L-1 NH4Cl? Assume that the volume of the solutions are additive and that Kb = 1.8 × 10-5 for NH3.
◦ 8.25
◦ 9.28
◦ 10.26
◦ 11.13

Question 2

What is the pH of an aqueous solution prepared by mixing 50.00 mL of 0.10 mol L-1 methylamine, CH3NH2, with 20.00 mL of 0.10 mol L-1 methylammonium chloride, CH3NH3Cl? Assume that the volume of the solutions are additive and that Kb = 3.70 × 10-4 for methylamine.
◦ 10.17
◦ 10.57
◦ 10.97
◦ 11.78


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Marked as best answer by mikaylakyoung on Jul 8, 2021

janeli

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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.
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mikaylakyoung

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Reply 2 on: Jul 8, 2021
Gracias!


dawsa925

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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