Science, asked by p231, 22 days ago

Carbon dioxide forms when coal burns in the presence of oxygen. Which of these is the BEST evidence that a chemical reaction occurs when coal burns?​

Answers

Answered by littlesusar321
0

there is a precipitate.

Explanation:

Coal contains carbon and other elements. Carbon dioxide forms when coal burns in the presence of oxygen. Which of these is the best evidence that a chemical reaction occurs when coal burns? there is a precipitate.

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