Is gasoline explodes a chemical change or physical change?

it is a chemical change

Explanation:because a physical change has nothing to do with a chemical change

t's both a chemical change and a physical change.

Gasoline doesn't explode. In order for there to be an explosion, the combustion must happen in a sealed container. The gasoline combusts with oxygen in the atmosphere to form carbon dioxide, water vapor, nitrous oxides, and soot, along with a lot of heat. The liquid gasoline produces mostly vaporous products, and in a sealed container, will generate very high pressures.

The high pressure will cause the container to explode.

the ratio of the conjugate base to the acid required to attain the desired ph.