5 Molarity and Stoichiometry Practice.doc - Molarity and...

Molarity and Stoichiometry Practice
1. How many moles of solute are present in 250. mL of a 0.50 M solution of
copper (II) sulfate?
2. What mass of the solute, in grams, present in the solution from question
#1?
3. If a student reacts 100.0 mL of a 1.00 M solution of Acetic Acid
(HC
2
H
3
O
2
) with 5.00 g of sodium bicarbonate (remember the products from
the lab). You may assume you are at STP:
a. Which is the limiting reagent? (show work)