Moles of` Na_(2)SO_(4)` to be dissoved in 12 mole water to lower its vapour pressure by 10 mm Hg at a temperature at which vapour pressure of pure water is 50 mm is:A. 1.5 moleB. 2 moleC. 1 moleD. 3 mole

Moles of` Na_(2)SO_(4)` to be dissoved in 12 mole water to lower its v

1.	Moles of` Na_(2)SO_(4)` to be dissoved in 12 mole water to lower its vapour pressure by 10 mm Hg at a temperature at which vapour pressure of pure water is 50 mm is:A. 1.5 moleB. 2 moleC. 1 moleD. 3 mole
Answer» Correct Answer - c

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Moles of` Na_(2)SO_(4)` to be dissoved in 12 mole water to lower its vapour pressure by 10 mm Hg at a temperature at which vapour pressure of pure water is 50 mm is:A. 1.5 moleB. 2 moleC. 1 moleD. 3 mole

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