Question

What type of changes are found in chemical reaction​

Answer 1

Answer:

Common Chemical Changes.

The rusting of iron.

Combustion (burning) of wood.

The metabolism of food in the body.

Mixing an acid and a base, such as hydrochloric acid (HCl) and sodium hydroxide (NaOH)

Cooking an egg.

Digesting sugar with the amylase in saliva.

Mixing baking soda and vinegar to produce carbon dioxide gas.

Baking a cake.

Electroplating a metal.

Using a chemical battery.

Explanation:

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Answer 2

Answer:

1. colour change
2. temperature change
3. odor change
4. evolution of gas

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