11. A student measures out $42.6 \mathrm{~mL}$ of toluene. The density of toluene is $0.857 \mathrm{~g} / \mathrm{mL}$. What is the mass, in $\mathrm{g}$, of $42.6 \mathrm{~mL}$ of toluene?

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∻Solution∻ ‖ 1 ⋮ **Calculate the mass of toluene**: To find the mass of toluene, use the formula $mass = volume imes density$. ‖ ‖ 2 ⋮ **Perform the calculation**: Given the volume of toluene $42.6 \mathrm{~mL}$ and its density $0.857 \mathrm{~g/mL}$, the mass is calculated as $42.6 \mathrm{~mL} imes 0.857 \mathrm{~g/mL}$. ‖ ∻Answer∻ ⚹ The mass of $42.6 \mathrm{~mL}$ of toluene is $36.5 \mathrm{~g}$. ⚹ ∻Key Concept∻ ⚹ Density formula ⚹ ∻Explanation∻ ⚹ The mass of a substance can be calculated by multiplying its volume by its density. ⚹◊What is the formula that relates volume, density, and mass in this context?⍭ Generate me a similar question◊

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