Ask Question
16 November, 12:37

What is an indication a chemical reaction has occurred?

A.) Formation of gas

B.) Boiling of a substance

C.) Melting of a substance

D.) Freezing of a substance

+2
Answers (1)
  1. 16 November, 12:49
    0
    I believe the answer is A. Formation of gas. I found this answer by eliminating the rest because they only clearly show physical changes in the substance. So, I assumed the substance forming a gas would be due to a chemical change.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “What is an indication a chemical reaction has occurred? A.) Formation of gas B.) Boiling of a substance C.) Melting of a substance D.) ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers