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A solution has been prepared by dissolving 10 g of urea in 90 g of water. What is the mass percent of urea in the solution? |
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Answer» Answer: the weight of solution FORMED is 10+90=100g in 100 g solution 5 g urea PRESENT mass PRECENT of urea=5/100×100 =5 therefore 5% urea present in solution |
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