First convert mL to liters. So .05L. We know that we have .400 moles/liter, so multiply .05L*.400 mol/L and the L cancels out, leaving us with .02 moles.
289,000,000. 1 killiter = 1,000,000 milliters
milliters
First convert quart into liters (multiply by 1.1365), then convert liters into milliters (multiply by 568.26)
1000
32mm
350
15
Multiply by 1000
962000
750
2000