Examples of chemical and physical changes

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding

Explanation:

- Burning of coal, wood, paper, kerosene, etc.

- Formation of curd from milk.

- Electrolysis of water to form hydrogen and oxygen.

- Rusting of iron.

- Bursting of a cracker.

- Cooking of food.

- Digestion of food.

- Germination of seeds

Explanation:

d.) the average kinetic energy of the gas particles is greater in container b because its particles move faster.

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).