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9.4 Solution Concentrations

- Any compound that contains Na+ issoluble in water.

- CaCO3 is an ionic compound.

- Magnesium is added to some electrolyte drinks.

- If you want to distinguish between a saturated solution and an unsatu saturated solution, you need to define solubility.

- A crystal does not change in size.

- 2O is cooled to 20 degrees.

- A solution with 80 g of NaNO3 in 75 g of H2O does not cause gout.

- A spoon of salt is added to the water.

- In a warm room, champagne goes flat.

- A warm can of soda has more spray than a cold one.

- The body fluids contain water and dissolved substances such as K+, Na+, Cl-, Mg2+, HCO 2 3 and HPO4.
- The dissolved substances and water must be kept in the body fluids.

- The amount of a solution can be expressed in units.

- The percentage is calculated by dividing the mass of a solute by the mass of the solution.
- The units of mass of the solute and solution must be the same for mass percent to be calculated.
- If the mass of the solute is given as grams, then the mass of the solution must also be grams.
- The solution's mass is the mass of the solute and solvent.

- If we mix 8.00 g of KCl with 42.00 g of water, the solution will be 100% mass of solution.
- The mass of the solute and solvent give the solution's mass.
- Mass percent is calculated by substituting the mass of the solution and the mass of the solute.

- The given and needed quantities should be stated.

- Adding the mass of the solute and the mass of the solution gives you the mass of the solution.

- We need to calculate the amount of solute or solution in the preparation of solutions.

- The neomycin solution is 3.5%.

- The given and needed quantities should be stated.

- To calculate the mass, write a plan.

- The mass percent is the grams of a solution.
- The mass percent can be used as a conversion factor.

- To calculate the mass, set up the problem.

- The grams of KCl should be found in 225 g of an 8.00% solution.

- The units of volume used in the ratio must be the same.

- A volume percent is the volume of solute in 100 liters.
- There is a label on a bottle of extract that shows the alcohol percentage and the amount of solution.

- A bottle has lemon extract solution.

- The given and needed quantities should be stated.

- Lemon extract is a solution of lemon calculate if you substitute solute and solution quantities into the expression.

- The unit of mass of the solute is grams and the unit of solution volume is liters.

- The mass/volume percent is used in hospitals for the preparation of IV solutions.
- A 5% solution contains 5 g of sugar.
- The volume of solution is a representation of the volumes of H2O.

- A diet that is low in Ii is a good place to start.
- A final volume of 250 mL is given by dissolving 5.0 g of KI in enough water.

- The given and needed quantities should be stated.

- The antibiotic is 1.0%.

- The given and needed quantities should be stated.

- To calculate the mass, write a plan.

- The percent shows the grams of a solute in a solution.
- The 1.0% can be written as two conversion factors.

- To calculate the mass, set up the problem.
- The conversion factor that cancels mL is used to convert the solution's volume to mass.

- In 2010, the FDA approved a 2.0% (m/v) morphine oral solution to treat pain.

- When we know the moles of solute and the volume of solution in liters, we can calculate the molarity of a solution.

- The given and needed quantities should be stated.

- The conversion and equality factors are used to calculate the moles of NaOH.
- The moles in 60.0 g of NaOH can be determined.

- The given and needed quantities should be stated.

- To calculate the volume, write a plan.

- To calculate the volume, set up the problem.

- Table 9.10 contains a summary of percent concentrations and molarity.

- The alcohol in the mouthwash is 22.5%.

- A bottle of champagne has alcohol in it.

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