What Molality of Pentane Is Obtained by Dissolving 15 G

question 78

Multiple Choice

What molality of pentane is obtained by dissolving 15 g pentane,C₅H₁₂,in 245.0 g hexane,C₆H₁₄?

• A)0.058 mol kg^-1
• B)0.068 mol kg^-1
• C)0.85 mol kg^-1
• D)61 mol kg^-1

Analyze the effects of buying decisions on inventory levels and variance analysis.

Assess the impact of variances on performance evaluation systems.

Understand the treatment of year-end balances in variance accounts.

Recognize the role of engineers and other professionals in setting standard costs.

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