Question

Calculate the amount of carbon dioxide is formed when 20g of lime stone

undergoes decomposition​

Answer 1

Answer:

2.24 L

Explanation:

CaCO

3

⟶CaO+CO

2

1 mole of limestone gives 1 mole of carbon dioxide, i.e.

Amount of CO

2

given by 100 g of CaCO

3

=22.4L

Amount of CO

2

given by 10 g of CaCO

3

=

100

22.4

×10=2.24L

Hence, the correct answer is 2.24 L