Chemistry, asked by mahrukhfatimaqaimkha, 8 hours ago

A student mixed two colourless solutions and obtained a white precipitate.She claimed that the white substance is a calcium carbonate.How will you confirm whether she is right?

Answers

Answered by shankar12302003

2

Answer:

Copper sulphate and sodium carbonateSodium carbonate and calcium nitrateferrous sulphate and calcium nitratesodium chloride and sodium carbonate

I hope fully answer

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