Homework Help: chemistry

Posted by Anonymous on Wednesday, October 5, 2011 at 8:01pm.

a solution was perpared by dissolving 4.765 g of AlCl3 in enough water to give 250 mL of AlCl3?
a. how do you calculate the molarity of the solution
b. how do you calculate the osmolarity of the solution

chemistry - bobpursley, Wednesday, October 5, 2011 at 8:10pm
determine the mole mass of aluminum chloride.

moles AlCl3= 4.765/molmass

Molarity= moles/.250

Osmolarity= 4 times molarity

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