A solution is prepared by dissolving 5g of NaCl in 95g of water. What is the mass fraction (percentage) of the solute?
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5%
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5.26%
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10%
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95%
📝 Detailed explanation
Mass fraction = (mass of solute / total mass of solution) * 100 = (5 / (5 + 95)) * 100 = 5%.
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