Which evidence is an indication that a chemical reaction has occurred?
1 answer:
Answer/Explanation:
A chemical reaction is also known as a chemical change.
A chemical reaction occurs when one or more reactants change into new substances called products
There are a few changes that might accompany a chemical reaction including:
- a change in the color of the solution
- the formation of a gas, which might be visible through bubbles being produced
- a temperature change - often the chemical reaction will produce heat
- the formation of a precipitate - this means that particles that do not dissolve in the solution will form
- odor change - a different smell might be produced
- tlight given off - some reactions might produce a brighr ligh
You might be interested in
Need questions to answers this please take pic of question
Answer:
We have gone canoeing.
The earth is strong but if we don't help take care of it it will die.
Its weigh and it shouldn't matter as long as you are eating healthy and exercising.
Answer: a and c
Explanation:trust me
