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Ideal Gas Equation

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Question

Calculate the pressure of 15 moles neon at $30^{\circ} C$ in a 12-litre container using the ideal gas equation in atm:
( Answer should be nearest integer)

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Solution

According to idea gas equation,
$P V = n R T$
$P \times 12 = 15 \times 0.0821 \times (273 + 30) n$
$P = 31.1 a t m$

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