Chemistry, asked by georginadaisymcdowel, 8 months ago

State how you know a metal carbonate has decomposed from your observations. State if this is a physical or chemical change.

Answers

Answered by suchipambhar18

Answer:

Chemical change

Explanation:

When a metal carbonate decomposes , a gas is evolved which turns lime water milky . The gas is carbon dioxide . Hence, we will know when metal carbonate decomposes by testing the gas evolved .

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