Question

In which of the following cases will the mass of the substance change? A) The freezing of water
B) The burning of wood
C) The glowing of an electric bulb
D) The melting of ice

Answer 1

Answer:

b) The burning of wood.

Explanation:

because while combustion of wood, the fuel get used by the flame in the form of wood , so the mass of the wood get changed......

I hope this would help you!

Answer 2

Answer:

B is right answer B= burning of wood .