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A given mass of a gas occuples 919.0 mL ...

A given mass of a gas occuples 919.0 mL in dry state at STP. The same main when collected over water at `15^(@)C` and 750 mm pressure occupies one litre volume. Calculate the vapour pressure of water at `15^(@)C`.

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To solve the problem, we will use the concept of gas laws, specifically the ideal gas law and the concept of vapor pressure. ### Step-by-Step Solution: 1. **Identify the Given Data:** - Volume of gas at STP (dry state) = 919.0 mL = 0.919 L - Volume of gas collected over water = 1 L - Temperature = 15°C ...
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