The formula weight of silver chromate (Ag2CrO4 ) is ________ amu.
A) 159.87
B) 223.87
C) 331.73
D) 339.86
E) 175.87
Question 2
You have to calculate the mass of a 30.0 mL liquid sample with density of 1.52 g/mL, but you have forgotten the formula. Which way of reasoning would help you in finding the correct mass?
A) If 1 mL of a liquid has the mass of 1.52 g, then 30.0 mL has the mass of __________ g.
B) If 1.52 mL of a liquid has the mass of 1 g, then 30.0 mL has the mass of __________ g.