The vapour pressure of benzene is 53.3 kPa at 60.6C, but it fell to 51.5 kPa when
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The vapour pressure of benzene is 53.3 kPa at 60.6°C, but it fell to 51.5 kPa when 19.0 g of an involatile organic compound was dissolved in 500 g of benzene. Calculate the molar mass of the compound.
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