Question

What is the mass in grams of 16.86 mL of acetone?Express your answer to four significant figures and include the appropriate units.What is the volume in milliliters of 7.06 g of acetone?Express your answer to three significant figures and include the appropriate units.

Answer 1

Answer: Acetone has the following density,

Therefore we have:

`\begin{gathered} 16.86ml=10^(-6)m^3 \\ m=((784kg))/(m^3)*10^(-6)m^3=0.000784kg \\ \therefore\rightarrow \\ m=0.784\cdot1000\text{grams}=13.21824g \end{gathered}`