Q.

A saturated aqueous solution of sucrose, C12H22O11, contains 525 g of sucrose (molar mass 342) per 100 g of water. What is the C12H22O11/H2O molecular ratio in this solution?

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a

5.251

b

0.2761

c

11

d

1.541

answer is D.

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Detailed Solution

C12H22O11H2O = Molecules of C12H22O11Molecules of H2O

N1× NAN2×NA=N1NA

(525/342)(16/18)

=0.276

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