What Is the Molality of a Solution That Contains 74

question 79

Multiple Choice

What is the molality of a solution that contains 74.2 g of 1,4-dichlorobenzene (C₆H₄Cl₂) in 492 mL of carbon tetrachloride (CCl₄) ? The density of CCl₄ is 1.60 g/mL.

• A)0.158 m
• B)0.642 m
• C)0.151 m
• D)0.094 m
• E)1.64 m

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Definitions:

Upper

Refers to the top part or section of an object, opposite to the lower part.

Lower

In dimensional tolerancing, it can refer to the lower limit or boundary of a dimension or value.

Limits of Size

Refers to the maximum and minimum sizes that a part can be manufactured to and still meet specification requirements.

Maximum

The highest allowable value or limit, especially in the context of dimensions, tolerances, or specifications.