Question

which consists maximum volume (NTP) a. 0.1gm of NH3 b. 2 molecule of HCl c. 0.1 mole of NO2 d. 0.2gm of H2O​

Answer 1

Answer:

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Explanation:

Chemical reaction involved is:

CaCO

3

→CaO+CO

2

Molar mass of CaCO

3

=40+12+16×3=100 g

According to the balanced reaction 100 g of CaCO

3

produces 1 mol of CO

2

i.e. 22.4 L at STP.

∴50 g CaCO

3

will produce

100

22.4

×50=11.2 L CO

2

at STP.