Calculate the density of an unknown substance if a container can hold 300 g of water (density =  1.00 g/cm³) but only 75.22 g of the substance.

• A. 0.251 g/cm³
• B. 75.2 g/cm³
• C. 3.99 g/cm³
• D. 3.00 g/cm³
• E. 1.00 g/cm³

Answer: (A)