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- 1. Multiple ChoiceIf a crystal added to an aqueous solution causes many particles to come out of the solution, the original solution was_____.unsaturatedsaturatedan emulsionsupersaturated
- 2. Multiple ChoiceWhat is the concentration of a solution?a measure of the number of moles of solute dissolveda measure of the amount of solute in a specified quantity of solventa measure of the volume of solvent used to make the solutiona measure of the amount of solute that can be dissolved
- 3. Multiple ChoiceWhich of the following substances is less soluble in hot water than in cold water?CO2NaClNaNO3KBr
- 4. Multiple ChoiceIf the percent (mass/mass) for a solute is 4% and the mass of the solution is 200 g, what is the mass of solute in the solution?8.0 g50 g80 g800 g
- 5. Multiple ChoiceIf 2.0 mL of 6.0 M HCl is used to make a 500.0 mL aqueous solution, what is the molarity of the dilute solution?0.024 M0.24 M0.30 M0.83 M
- 6. Multiple ChoiceThe volume of 6.00 M HCl needed to make 319 mL of 6.80 M HCl is_____.0.128 mL7.8 mL281 mL362 mL
- 7. Multiple ChoiceWhat mass of Na2SO4 is needed to make 2.5 L of 2.0 M solution?178 g284 g356 g710 g
- 8. Multiple ChoiceTo increase the solubility of a gas at a constant temperature from 1.20 g/L, at 1.4 atm, to 2.3 g/L, the pressure would have to be increases to _______.0.37 atm0.7 atm1.37 atm2.7 atm
- 9. Multiple ChoiceWhat is the maximum amount of KCl that can dissolve in 200 g of water? (Solubility of KCl is 34g/100 g water at 20 degrees)17 g34 g68 g6800 g
- 10. Multiple ChoiceWhich of the following usually makes a substance dissolve faster in a solvent?agitating the solutionincreasing the particle size of the solutelowering the temperaturedecreasing the number of particles
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