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minnie123
Group Title
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
 one year ago
 one year ago
minnie123 Group Title
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
 one year ago
 one year ago

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afa92 Group TitleBest ResponseYou've already chosen the best response.0
First 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.
 one year ago

minnie123 Group TitleBest ResponseYou've already chosen the best response.0
how do you do that???
 one year ago

afa92 Group TitleBest ResponseYou've already chosen the best response.0
Find the moles of NaCl?
 one year ago

minnie123 Group TitleBest ResponseYou've already chosen the best response.0
How do you do that?!?
 one year ago

afa92 Group TitleBest ResponseYou've already chosen the best response.0
29 g of Nacl * molar mass of NaCl= answer
 one year ago

aussy123 Group TitleBest ResponseYou've already chosen the best response.0
I think she needs you to set it up in a equation
 one year ago

afa92 Group TitleBest ResponseYou've already chosen the best response.0
Then you take that answer and put it over the liters of solution.
 one year ago

minnie123 Group TitleBest ResponseYou've already chosen the best response.0
this is my question.... how would you find the molar mass of NaCl?
 one year ago

afa92 Group TitleBest ResponseYou've already chosen the best response.0
The molar mass is the sum of the atomic mass' of the Na+Cl
 one year ago

afa92 Group TitleBest ResponseYou've already chosen the best response.0
which is X grams/moles
 one year ago

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

minnie123 Group TitleBest ResponseYou've already chosen the best response.0
ok... i got the molar mass as 58.442 so will i do 29 * 58.442
 one year ago

minnie123 Group TitleBest ResponseYou've already chosen the best response.0
@aussy123 you've got something a little wrong there hun
 one year ago

aussy123 Group TitleBest ResponseYou've already chosen the best response.0
Oh sorry I missed 0.015M
 one year ago
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