How Many Grams of Ethanol $\left( \text { density } 0.80 \mathrm {~g} / \mathrm { cm } ^ { 3 } \right)$

question 89

Multiple Choice

How many grams of ethanol $\left( \text { density } 0.80 \mathrm {~g} / \mathrm { cm } ^ { 3 } \right)$ should be added to 5.0 g of chloroform (density $\left. 1.5 \mathrm {~g} / \mathrm { cm } ^ { 3 } \right)$ if the resulting mixture is to have a density of $1.2 \mathrm {~g} / \mathrm { cm } ^ { 3 } ?$ Assume that the fluids do not change their volumes when they are mixed.

• A) 1.8 g
• B) 1.6 g
• C) 2.4 g
• D) 2.0 g
• E) 4.4 g

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