3.6 End of Chapter 3: Stoichiometry

A solution is prepared by dissolving 90.0 mL of hydrogen peroxide in enough water to make 3000. mL of solution. Identify the concentration of the hydrogen peroxide solution.

How many moles of KI are present in 0.8500 L of a 0.5500 M KI solution?

How would you prepare 250. mL of 70 % (v/v) of rubbing alcohol ?

You are given 100.0 ml of a 2.00 M solution of KOH. What would be the molarity of the solution if it is diluted to a volume of 1000. ml?

An 800. g solution of Kool-Aid contains 780. g of water. What is the mass percent of solute in this solution?

Calculate the molarity of a sugar solution if 4 liters of the solution contains 8 moles of sugar?

Determine the number of grams of NaNO₃ that are present in 500.0 mL of a 1.0 M solution.

Determine the number of grams of CCl₄ in 450.0 mL of a 3.200 M solution.

You need to make 300. mL of a 0.400 M solution of sodium chloride.  The only available solution is 1.0 M.  Determine how to make the needed dilution.

What is the concentration in % m/v if 0.55 kg of solute is dissolved to make 1.5 L of solution?

How many moles of Na are needed to make 4.5 liters of a 1.5 M Na solution?

You need to make 10.0 L of 1.20 M KNO₃ .  What molarity would the potassium nitrate solution need to be if you were to use only 2.50 L of it?

A 200.- gram solution of alcohol contains 180. mL of water. What is the mass percent of alcohol? (Remember water’s density.)

To calculate the Molarity of a solution when the solute is given in grams and the volume of the solution is given in milliliters, you must first:

If 45 mL of water are added to 250 mL of a 0.75 M K2SO4 solution, what will be the molarity of the diluted solution be?

How many grams of NaBr are needed to make 50 g of a 5.0% solution?

How many grams of NaCl are contained in 350. mL of a 0.250 M solution of sodium chloride?

If water is added to 175 mL of a 0.45 M KOH solution until the volume is 250 mL, what will be the molarity of the diluted solution be?

How many grams of LiOH are needed to make 25 g of a 4.0 % solution?

What mass of NaF must be mixed with 25 mL of water to create a 3.5% by mass solution?

A 51.24 g sample of Ba(OH)₂ is dissolved in enough water to make 1.20 liters of solution.  How many mL is this solution must be diluted with water in order to make 1.00 liter of 0.100 M Ba(OH)₂?

If 550. mL of a 3.50 M KCl solution are set aside and allowed to evaporate until the volume of the solution is 275 mL, what will the molarity of the solution be?

What is the mass percent of a solution created by adding 10.0 g of olive oil to 90.0 g of vegetable oil?

How much water would need to be added to 750 mL of a 2.8 M HCl solution to make a1.0 M solution?

If a 4000. g solution of salt water contains 40. g of salt, what is its mass percent?

25.0 mL of 0.20 M K₂SO₄ is added to 50.0 mL of 0.40 M KOH.  Calculate the concentration of K⁺ ions in solution.

Determine the volume/volume percent solution made by combining 25.0 mL of ethanol with enough water to produce 200. mL of the solution.

What is the molarity of a solution that contains 122 g of MgSO4 in 3.50 L of solution?

25 mL is equivalent to how many Liters (L)?

What is the concentration in percent mass/volume of 150. mL of solution containing 30.0 g of solute?

An 800. g solution of Kool-Aid contains 780. g of water. What is the mass percent of solute in this solution?