Chemistry, 26.09.2021 21:50 dg101502

I) Predict what will happen to the size of metal calcium and give a reason for your answer. ii) Why did the phenolphthalein change colour?

111) What can you conclude from the pop sound given off?

iv) Explain why the pop sound was not produced in the other two test tubes.

Answers: 3

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I) Predict what will happen to the size of metal calcium and give a reason for your answer. ii) Wh...