$5.6$ litres of gas at STP are found to have a mass of $11 \mathrm{~g}$. The molecular mass of the gas is
in Chemistry
23 views
4 Votes
4 Votes
$5.6$ litres of gas at STP are found to have a mass of $11 \mathrm{~g}$. The molecular mass of the gas is:

(A) $22 \mathrm{u}$

(B) 44 U

(C) $88 \mathrm{u}$

(D) $32 \mathrm{u}$
in Chemistry
by
151 Points

1 Answer

1 Vote
1 Vote
 
Best Answer

Solution —

moles of gas $=\frac{5.6}{22.4}=\frac{1}{4} \Rightarrow \frac{1}{4}=\frac{11}{\text { GMM }} \Rightarrow$ GMM $=44 \mathrm{~g} / \mathrm{mol}$

So, The correct option will be (B) 44u

by
151 Points

Related Questions

Welcome To Informesia

Informesia Helps You To Prepare India's All States Board Exams (CBSE, ICSE, UP Board, BSEB, HPBOSE, RBSE, MSBSHSE) and Competitive Exam Like JEE (Main + Advanced), AIIMS, NEET, KVPY, NTSE, BITSAT, Olympiad, CLAT...etc.
For Any Query or Suggestion, Please Contact us on :
[email protected]

Connect us on Social Media