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posted by Jude on Sunday, October 10, 2010 at 11:51pm.
The density of a solution of 3.69g KBr in 21.70g H2O is 1.11g/mL. What is the %w/v of KBr in the solution?
What volume is 21.70g? volume = mass/density Then (3.69/mL volume) x 100
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