Question

True or False: A chemical reaction always happens when two substances are combined. (please help fast this is a test)

Answer 1

Answer:probably false

Step-by-step explanation:

Every time you mix two substances it doesn’t mean it’s going to have a reaction, they have to be two substances that don’t combine. I really hope this helps

Answer 2

no not always sometimes they react at all so false I hope I helped :)