Write two-step equations to describe the changes of state that take place when a candle burns.

Explanation:

In a burning candle, there are both physical and chemical changes. The melting of the solid wax to form liquid wax and the evaporation of liquid wax to form wax vapour are physical changes. The burning of the wax vapour is a chemical change.

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