What type of reaction is shown below?
2h2o2 → 2h2o + o2
a. synthesis
b. decomposition
c. combustion

Decomposition

Explanation:

1. Synthesis is a chemical reaction in which two or more reactants combine to combine to give a single product.

2. Decomposition reaction is a chemical reaction in which one reactant gives two or more than two products on absorption of energy.

3.. Combustion is a chemical reaction in which hydrocarbon burns in the the presence of oxygen to form carbon dioxide, water and energy.

the dependant variable is spilled water

the independent is the heat

if you're asking what comes out, it's steam.