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I mol liq A t f 2 mol liq B mixed together at 8⁰°c to are form ideal liquid solution. The boiling point of solution ex . 80°C Then find pressure of vapour pressure 660 mm ng + if vapour

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nch of science CONCERNED with the substances of which matter is COMPOSED, the INVESTIGATION of their properties and reactions, and the use of such reactions to FORM new substances.



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