Question

new substance is formed example mind map​

Answer 1

Explanation:

The most important sign that a chemical reaction occurs is the formation of new substances. The new substances are carbon, a brittle black solid, and water vapor, a colorless gas. The properties of these new substances are not at all like the properties of sugar and sulfuric acid.

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Answer 2

Answer:

The most important sign that a chemical reaction occurs is the formation of new substances. The new substances are carbon, a brittle black solid, and water vapor, a colorless gas. The properties of these new substances are not at all like the properties of sugar and sulfuric acid.

Explanation:

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