Question

Which clue can be used to identify a chemical reaction as a replacement reaction?

The reaction has two reactants with ions that seem to switch places.
The reaction has a single reactant that changes into two or more products.
The reaction involves oxygen reacting with a hydrocarbon and giving off heat.
The reaction involves a single product forming from two or more reactants.

Answer 1

D

Step-by-step explanation:

i did the test

Answer 2

Answer: I’m positive it’s A

Step-by-step explanation: