Chemistry · Oct / Nov 2016 · Paper 11 · Question 23
A student has five reagents. • dilute hydrochloric acid • dilute sulfuric acid • dilute nitric acid • solid calcium carbonate • solid copper(II) carbonate How many soluble salts can be prepared?
- A3
- B4
- C5
- D6
As printed in the paper
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Correct answer: C. 5
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