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jaersyn
Group Title
Calculate the mass of KCl required to make 250g of a 5% (w/w) KCl solution
&
Calculate the volume in mL of a 3M HCl solution that contains 0.430 mol HCl
Thanks.
 2 years ago
 2 years ago
jaersyn Group Title
Calculate the mass of KCl required to make 250g of a 5% (w/w) KCl solution & Calculate the volume in mL of a 3M HCl solution that contains 0.430 mol HCl Thanks.
 2 years ago
 2 years ago

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jaersyn Group TitleBest ResponseYou've already chosen the best response.0
If someone could walk me through these that'd be great.
 2 years ago

JFraser Group TitleBest ResponseYou've already chosen the best response.1
For #1, the total mass of the solution should be 250g. 5% of that mass should be made up of KCl (solid). The remaining mass is the water that the salt gets dissolved into. Find 5% of 250g.
 2 years ago
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