To obtain 12 g of sucrose (MM=342) from a solution labeled 8.0% C12H22O11 by mass, we would need to weigh out ______ of solution?

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  1. 8% means 8 g/100 g or 0.08g sucrose/g soln.
    Therefore, 0.08g * xg soln = 12g
    solve for x

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