Wednesday, February 18, 2015
Thursday, February 12, 2015
Quiz tomorrow!
0.450 moles of NaCl are dissolved in 95.0 mL of
water. Calculate the molarity of the NaCl solution.
How many moles of Ca(NO3)2 are
there in 75 mL of 0.25 M solution?
15 g of NaCl occupy a volume of 75 mL. What is
the molarity of the solution?
45.0 g of Ca(NO3)2 was
used to create a 1.3 M solution. What is the volume of the solution?
What is the percent by mass of 4.0 g of iron
(II) sulfate dissolved in 75.0 g of water?
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