10 g of glucose are dissolved in 150 g of water. The mass percentage of glucose is :
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a
2.25%
b
6.25%
c
7.50%
d
2.22%
answer is B.
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Detailed Solution
Mass of glucose = 10 g ;Mass of water = 150 g∴ Total mass of glucose solution=10+150=160gMass percent = Mass of glucose Mass of glucose solution ×100=10160=6.25%