A Solution Is Prepared by Dissolving 16

question 28

Multiple Choice

A solution is prepared by dissolving 16.2 g of benzene (C₆H₆) in 282 g of carbon tetrachloride (CCl₄) The concentration of benzene in this solution is ________ molal. The molar masses of C₆H₆ and CCl₄ are 78.1 g mol^-1 and 154 g mol^-1, respectively.

• A)7.36 × 10^-4
• B)0.736
• C)0.102
• D)0.0543
• E)5.43

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Definitions:

Domestic Reform

The process of implementing significant changes in a country's policies, laws, and social systems in order to address internal issues and improve the welfare of its citizens.

Assassination

A targeted killing of a public figure, usually for political reasons.

Containment Doctrine

A Cold War policy aimed at preventing the spread of communism by the United States.

Welfare State

A government that undertakes the responsibility for the welfare of its citizens, providing social services such as healthcare, education, and financial security.