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minnie123
 2 years ago
Calculate the molarity of the solution.
29 g of NaCl (g.f.w. = 58.5 g/mol) in 0.030 liters.
0.015 M
17 M
67 M
minnie123
 2 years ago
Calculate the molarity of the solution. 29 g of NaCl (g.f.w. = 58.5 g/mol) in 0.030 liters. 0.015 M 17 M 67 M

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afa92
 2 years ago
Best ResponseYou've already chosen the best response.0First you want to find the moles of 29g of NaCl. Then you can plug it into the equation for molarity which is moles of solute/liter of solution.

minnie123
 2 years ago
Best ResponseYou've already chosen the best response.0how do you do that???

minnie123
 2 years ago
Best ResponseYou've already chosen the best response.0How do you do that?!?

afa92
 2 years ago
Best ResponseYou've already chosen the best response.029 g of Nacl * molar mass of NaCl= answer

aussy123
 2 years ago
Best ResponseYou've already chosen the best response.0I think she needs you to set it up in a equation

afa92
 2 years ago
Best ResponseYou've already chosen the best response.0Then you take that answer and put it over the liters of solution.

minnie123
 2 years ago
Best ResponseYou've already chosen the best response.0this is my question.... how would you find the molar mass of NaCl?

afa92
 2 years ago
Best ResponseYou've already chosen the best response.0The molar mass is the sum of the atomic mass' of the Na+Cl

aussy123
 2 years ago
Best ResponseYou've already chosen the best response.0moles = given wt/mol. Wt Mol.wt of nacl=23+35.5=58.5 gm Moles = 29/58.5 = 0.495 = 0.5 moles (approx)

minnie123
 2 years ago
Best ResponseYou've already chosen the best response.0ok... i got the molar mass as 58.442 so will i do 29 * 58.442

minnie123
 2 years ago
Best ResponseYou've already chosen the best response.0@aussy123 you've got something a little wrong there hun

aussy123
 2 years ago
Best ResponseYou've already chosen the best response.0Oh sorry I missed 0.015M
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