Question: Mina wanted to know how much water would evaporate from a graduated cylinder in a day. On Day 1, Mina filled a graduated cylinder with 150 milliliters (mL) of water. On Day 2, she observed the volume of water dropped to 148.5 mL. If the water has a density of 1.0 grams per milliliter (g/mL), what was the mass of the water that evaporated?

  Options: 
 A. 1.0 g
 B. 1.5 g
 C. 148.5 g
 D. 298.5 g 
Answer: B