Answered

During an experiment, a student observes the formation of a precipitate. Why does this indicate that a chemical reaction is likely occurring?


1)A solid forms, and there is a change of color.

2)A gas forms, and there is a change of color.

3)A solid forms, and light is emitted.

4)A gas forms, and light is emitted.

Verified Answer :

taskmasters

Chemical reactions involve the breaking of bonds and forming new bonds. All chemical reactions involves forming of new substances. For this, stuation, it is evident that a chemical reaction occur because a precipitate formed. Therefore the correct answer is stated in statement 1.

A solid forms, and there is a change of color.

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