chem

Which of the following is NOT a factor affecting the degree of solubility when dissolving a solid solute with a liquid solvent

• The nature of the solute/solvent

• Temperature

• Pressure

• Stirring

The rate of solution is

• How fast a solution forms

• How fast a solution becomes saturated

• How fast a solution reaches equilibrium

• How fast a solution evaporates

Which of the following is an example of a gas solution?

• CO2 gas dissolved in water

• Methane gas dissolved in lava

• N2 gas dissolved in O2, CO2, and H2O vapors

• NaCl dissolved in H2O

Which of the following does NOT affect the rate of solution when dissolving a solid with a liquid solvent

• Size of particles

• Temperature

• Pressure

• Stirring

The number of moles of NaOH that are in 250 mL of a 3 molar solution is

• 0.25 moles

• 1.5 moles

• 1.0 moles

• 0.75 moles

Which of the following could you do to dissolve large crystals of potassium nitrate more quickly?

• Heat them

• Stir them

• Neither

• Both

What is the molarity of a solution that contains 0.202 mol KCI in 7.98 L solution?

• 0.0132 M

• 0.0253 M

• 0.459 M

• 1.363 M

A solution that is 1 molar contains

• one mole of solute in 1 liter of solution.

• one mole of solute in 1 mole of solution.

• one mole of solute in 1 mole of solvent.

• one mole of solute in 100 g of solution.

In order for a solution to form,

• one substance must dissolve in another.

• A solid must dissolve in a liquid

• The solvent must be water

• A gas must dissolve in a liquid

The solubility of carbon dioxide gas in water can be increased by

• Increasing the temperature

• Agitating the mixture

• Increasing pressure

• Using more solvent