The vapour pressure of pure water at 100⁰c is 760mm of Hg while that of dilute solution of urea is 740mm of Hg. Then mass of urea present in 7.60g water is

0.67g

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6.7g

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7.6g

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0.76g

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Solution

The correct option is A 0.67g

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The vapour pressure of pure water at 100⁰c is 760mm of Hg while that of dilute solution of urea is 740mm of Hg. Then mass of urea present in 7.60g water is

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The vapour pressure of pure water at 1000c is 760mm of Hg while that of dilute solution of urea is 740mm of Hg. Then mass of urea present in 7.60g water is

The correct option is A 0.67g

The vapour pressure of pure water at 100⁰c is 760mm of Hg while that of dilute solution of urea is 740mm of Hg. Then mass of urea present in 7.60g water is