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Category > Chemistry Posted 19 Jun 2017 My Price 7.00

what is the molarity of a solution

1) what is the molarity of a solution that contains 20.0 g of calcium chloride, CaCl2, in 1200. mL of a solution? The molar mass of CaCl2 is 111.1 g.

 

Concentration= _______

 

2) How many mole of a sodium chloride, NaCL, in is 550 mL of 0.260 M NaCL? b) How many grams of NaCL is this? The molar mass of NaCL is 58.5.

 

a) Mole of a NaCl=

b) Mass of a NaCl=

 

 

3) What volume in millimeters of 3.50 M FeCl3 contains exactly 100. g of FeCl3? The molar mass of Fecl3 is 162.3 g.

Volume=

 

4) what mass of copper (II) sulfate, CuSO4, is needed to prepare 3.00 L of 0.250 M CuSo4? The molar mass of CuSO4 is 159.6 g.

 

Mass o CuSO4

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SuperTutor
(15)
Status NEW Posted 19 Jun 2017 12:06 AM My Price 7.00

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