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Byju's Answer

Standard XII

Chemistry

Ideal Gas Equation

In an experim...

Question

In an experiment during the analysis of a carbon compound, $145 c c$ of $H_{2}$ was collected at $760 m m$ of Hg pressure and $27^{o} C$ temperature. The mass of $H_{2}$ is nearly:

10 m g

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12 m g

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24 m g

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6 m g

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Solution

The correct option is A $6 m g$
Applying Ideal gas law,

$P V = n R T$

$P = \frac{760}{760} = 1 a t m$

$n = \frac{P V}{R T} = \frac{1 \times 145}{0.082 \times 300} = 5.8$ or $6$ mole.

Hence, option D is correct.

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In an experiment during the analysis of a carbon compound, 145 cc of H2 was collected at 760 mm of Hg pressure and 27o C temperature. The mass of H2 is nearly:

The correct option is A 6 mgApplying Ideal gas law,PV=nRTP=760760=1 atmn=PVRT=1×1450.082×300=5.8 or 6 mole.Hence, option D is correct.

In an experiment during the analysis of a carbon compound, $145 c c$ of $H_{2}$ was collected at $760 m m$ of Hg pressure and $27^{o} C$ temperature. The mass of $H_{2}$ is nearly:

The correct option is A $6 m g$
Applying Ideal gas law,

$P V = n R T$

$P = \frac{760}{760} = 1 a t m$

$n = \frac{P V}{R T} = \frac{1 \times 145}{0.082 \times 300} = 5.8$ or $6$ mole.

Hence, option D is correct.