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Temperature-Volume Relationship

Calculate the...

Question

Calculate the volume in litres of $49.8 g$ of $H C l$ gas at $S T P$ (molar mass of $H C I = 36.5 g m o l^{- 1}$ ).[Write up to 1 decimal places]

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Solution

$n = \frac{49.8}{36.5} = 1.36$
A STP conditions, a mole of gas takes 22.4L
$∴$ the volume of gas = 1.36 * 22.4 = 30.5L

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