Question

Which one is the best example of law of conservation of mass?
(A) 6g of carbon is heated in vacuum, there is no change in mass
(B) 6 g of carbon combines with 16 g of oxygen toe form 22 g of CO2
(C) 6 g of water is completely converted into steam
(D) A sample of air is heated at constant pressure when its volume increases but there is no change in mass​

Answer 1

Answer:

The law of conservation of mass states that matter cannot be created or destroyed in a chemical reaction.  

Here, 6 gm carbon combines with 16 gm of oxygen to form 22 gm of carbon dioxide.

Hence, option B is correct.

Explanation:

Answer 2

Answer:

option C) is the correct answer

C) 6g of water is completely converted into steam.

this is the correct answer