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Author Question: What is the hydronium ion concentration in a solution prepared by mixing 50.00 mL of 0.10 mol L-1 ... (Read 93 times)

geoffrey

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on: Nov 18, 2019

Question 1

What is the pH of a solution prepared by mixing 100.00 mL of 0.020 mol L-1 Ca(OH)2 with 50.00 mL of 0.300 mol L-1 NaOH? Assume that the volumes are additive.
◦ 13.58
◦ 13.05
◦ 13.10
◦ 13.28

Question 2

What is the hydronium ion concentration in a solution prepared by mixing 50.00 mL of 0.10 mol L-1 HCN with 50.00 mL of NaCN? Assume that the volumes of the solutions are additive and that Ka =
◦ 7.0 × 10-6 mol L-1
◦ 1.6 × 10-9 mol L-1
◦ 4.9 × 10-10 mol L-1
◦ 1.5 × 10-10 mol L-1
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Marked as best answer by geoffrey on Nov 18, 2019

cascooper22

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Reply #1 on: Nov 18, 2019
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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geoffrey

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Reply 2 on: Nov 18, 2019
Wow, this really help

Alyson.hiatt@yahoo.com

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Reply 3 on: Yesterday
Excellent

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