A Solution Is Prepared by Dissolving 16 $\mathrm { C } _ { 6 }$

A solution is prepared by dissolving 16.4 g of benzene ( $\mathrm { C } _ { 6 }$ $\mathrm { H } _ { 6 }$ ) in 282 g of carbon tetrachloride $\left( \mathrm { CCl } _ { 4 } \right)$ The concentration of benzene in this solution is ________ molal.The molar masses of $\mathrm { C } _ { 6 } \mathrm { H } _ { 6 }$ and $\mathrm { CCl } _ { 4 }$ are $78.1 \mathrm {~g} \mathrm {~mol} ^ { - 1 }$ and $154 \mathrm {~g} \mathrm {~mol} ^ { - 1 }$ respectively.

A) 0.704
B) 5.50
C) 0.0550
D) 7.45 × 10^-4
E) 0.745

Correct Answer:

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