Concentration and Molarity
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A. Explain how to prepare 25 liters of a 0.10 M BaCl2 solution, starting with solid BaCl2.
b. Specify the volume of the solution in (a) needed to get 0.020 mol of BaCl2.
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a. Molarity is an expression of the moles of solute per liter of solution, which can be written:
molarity (M) = moles solute / liters solution
Rearranging this equation, we get:
moles solute = molarity x liters solution
So, for this ...
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