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Author Question: A 300.0-mL saturated solution of copper(II) peroidate, Cu(IO4)2, contains 0.31 grams of dissolved ... (Read 75 times)

NguyenJ

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Question 1

A 100.-mL sample of solution contains 10.0 mmol of Ca2+ ion. How many mmol of solid Na2SO4 must be added in order to cause precipitation of 99.9% of the calcium as CaSO4? The Ksp of CaSO4 is 6.1 × 10–5. Assume the volume remains constant.

17.4
10.0
61.0
71.0
6.1

Question 2

A 300.0-mL saturated solution of copper(II) peroidate, Cu(IO4)2, contains 0.31 grams of dissolved salt. Determine the value of Ksp.

1.1 × 10–5
2.2 × 10–5
2.3 × 10–3
5.0 × 10–8
1.3 × 10–9


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Marked as best answer by NguyenJ on Mar 21, 2021

reversalruiz

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NguyenJ

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Reply 2 on: Mar 21, 2021
Excellent


rleezy04

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Reply 3 on: Yesterday
Gracias!

 

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