11-2 litre of a gas at STP weighs 14 g- The gas could not be-A- N 2 OB- B2 H6C- C OD- N2

The correct option is A Molar mass of N_2, CO and B_2H_6 is 28. Hence 28/2 = 14g of these compounds occupies the volume of 11.2L But molar mass of N_2O is 44g. ...

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Standard IX

Chemistry

Mole Concept

11.2 litre of...

Question

11.2 litre of a gas at STP weighs 14 g. The gas could not be:

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Solution

The correct option is D
Molar mass of $N_{2}$ , $C O$ and $B_{2} H_{6}$ is 28. Hence $\frac{28}{2} = 14$ g of these compounds occupies the volume of 11.2L
But molar mass of $N_{2} O$ is 44g. 22g of it occupies the volume of 11.2L.

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11.2 litre of a gas at STP weighs 14 g. The gas could not be:

The correct option is D Molar mass of N2, CO and B2H6 is 28. Hence 282=14g of these compounds occupies the volume of 11.2L But molar mass of N2O is 44g. 22g of it occupies the volume of 11.2L.

The correct option is D
Molar mass of $N_{2}$ , $C O$ and $B_{2} H_{6}$ is 28. Hence $\frac{28}{2} = 14$ g of these compounds occupies the volume of 11.2L
But molar mass of $N_{2} O$ is 44g. 22g of it occupies the volume of 11.2L.