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Below you will find four representative problems involving reaction calculations. There are full solutions available as video screencasts on the right. For additional practice, please try problem set 21!

Solution Reaction: What is the mass of precipitate produced?

If 50 mL of 1.22 M Na_3PO_4 are mixed with 50 mL 1.40 M MgCl_2 how many moles of precipitate are formed?

Gas Reaction: Calculating yield

An airbag is inflated by the following reaction. Will a 80 L airbag completely inflate with N_2 at 735 mm Hg and 26°C when 126 g of NaN_3 (sodium azide) are used?

Solution Reaction: What is the concentration of H^+ after the reaction?

A student combines 99.0 mL of 2.00 M HCl and 50.0 mL of 0.150 M Ba(OH) _2 . The solution is then diluted to the final volume of 200.0 mL with water. What is the final concentration of H^+ ?

Titration: What volume of base is required?

How many mL of a 0.827 M NaOH solution is required for neutralization of a 35.00 mL sample of 0.737 M H_2SO_4 solution?