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Disssolving 120g of urea(mol wt 60)in 1000g of water gave a sol of density 1.15g/ml.the molarity of the solution is ....? please tell me detailed steps.
 one year ago
 one year ago
Disssolving 120g of urea(mol wt 60)in 1000g of water gave a sol of density 1.15g/ml.the molarity of the solution is ....? please tell me detailed steps.
 one year ago
 one year ago

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rva.raghavBest ResponseYou've already chosen the best response.0
Please tell me soon
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.0
Do u knw wat is Molarity..?
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.0
\[D=\frac{ M }{ V }\] \[V=\frac{ M }{ D }\] M = 1000 + 120 = 1120gm
 one year ago

rva.raghavBest ResponseYou've already chosen the best response.0
but the answer is 2.05M
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.0
Lol....First Find V then use Molarity = no of moles of solute / Volume (L)
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.0
hm..thats wat i have Given u.....)
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.0
\[V = 1120/1150 = 0.973L\] no of moles = 120/60 = 2
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.0
\[M = 2/0.973 = 2.05M\]
 one year ago

rva.raghavBest ResponseYou've already chosen the best response.0
yahoo...yahooo......oooooooooooooooo..............
 one year ago

rva.raghavBest ResponseYou've already chosen the best response.0
please wait i have to ask u another question
 one year ago

rva.raghavBest ResponseYou've already chosen the best response.0
Why NPN transistors a more preferred than PNP?
 one year ago
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