SOLUTION: if you have 15 grams of NaCl dissolved in 3.0L of water creating a solution with a total mass of 3015 grams what is the molarity of the solution

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Question 314697: if you have 15 grams of NaCl dissolved in 3.0L of water creating a solution with a total mass of 3015 grams what is the molarity of the solution
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
This isn't really an algebra problem.
Find the number of moles of NaCl.
Molecular weight of NaCl=58.44 g/mole
15g of NaCl=(15/58.44)=0.257 moles NaCl
Molarity is moles per unit volume.
M=0.257 moles/3 L=0.0857 m/L