Question

0.56 g of gas occupies 112 cm³ at NTP. Then molecular mass is​

Answer 1

Answer:

Correct answer is 112 gm/mol

We have number of moles=given mass/molar mass=volume (in litres)/22.4 (for gases at NTP or STP) So, 0.56/M=(112x10^(-3))/22.4Therefore, M=(0.56x22.4)/0.112=112