Question

1. which of the following is an example of a chemical change? *

boiling water
chopping vegatables
vegetables rotting
salt dissolving in water

Explanation:

A chemical change results in a new substance being formed. Salt dissolving in water is a physical change as no new substance is created. Chopping vegetables is a physical change as it only changes the shape. Boiling water is a physical change (change of state from liquid to gas). Vegetables rotting is a chemical change because bacteria and other microorganisms break down the organic matter in the vegetables, forming new substances.

Answer:

vegetables rotting