A sample of ${NH}_{3}$ occupies $5.6$ litres at $2 atm$ and $273 ° C$ . Which of the following options are correct?

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Sample contains $105 gm$ of nitrogen.

Density of the above gaseous sample at $3 atm$ pressure and $300 K$ is equal to $2.07 gm / ml$ .

Sample contains $\frac{3}{4} gm$ atoms of hydrogen

Volume of the sample at STP will be same as volume occupied by $12 gm$ of ozone gas at STP.

answer is A, C, D.

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Detailed Solution

$n_{{NH}_{3}} = \frac{5.6}{22.4} \times 2 \times \frac{273}{546} = \frac{1}{4} moles$

(a) $\frac{1}{4} \times 3 g-atoms of H$

(b) $\frac{1}{4} \times 14 g of N$

(d) $d = \frac{3 \times 17}{0.082 \times 300} = 2.07 g / L$

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