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Author Question: What is the [H2AsO4-] for an aqueous solution labeled "0.10 M arsenic acid (H3AsO4)"? [Ka1 = 6 ... (Read 81 times)

jerry coleman

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Question 1

What is the [Cl-] of a solution prepared by dissolving 0.1824 g of hydrogen chloride in sufficient pure water to prepare 500.0 ml of solution?
◦ 1.00 × 10-2 M
◦ 1.00 × 10-8 M
◦ 1.00 × 10-12 M
◦ 1.00 × 10-4 M
◦ 1.0 M

Question 2

What is the [H2AsO4-] for an aqueous solution labeled "0.10 M arsenic acid (H3AsO4)"?

[Ka1 = 6 × 10-3, Ka2 = 1 × 10-7, Ka3 = 3 × 10-12]

◦ 1 × 10-7 M
◦ 6 × 10-3 M
◦ 0.02 M
◦ 0.08 M
◦ 6 × 10-10 M


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Marked as best answer by jerry coleman on Jul 8, 2021

akudia

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jerry coleman

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Reply 2 on: Jul 8, 2021
Excellent


31809pancho

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Reply 3 on: Yesterday
Gracias!

 

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