What mass of glucose (C6H12O6) is needed to prepare 200.0 ml of a 2.50 M glucose solution?

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11-06-2015
Chemistry

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What mass of glucose (C6H12O6) is needed to prepare 200.0 ml of a 2.50 M glucose solution?

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lulu1991 lulu1991 · Answer 1 · 2015-06-13T21:21:13-04:00

lulu1991 lulu1991

13-06-2015

The mol number of glucose needed is 2.5*0.2=0.5 mol. The gram formula mass of glucose is 12*6+12+16*6=180 g/mol. So the mass of glucose needed is 180*0.5=90 g.

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