3rd 9 weeks - 3wk exam

The substance in a solution in least amount and is being dissolved is called:

• Aqueous

• Solute

• Solvent

• Saturated

What is the substance in a solution that is in greatest amount and is doing the disolving?

• Supersaturated

• Acid

• Solute

• Solvent

What is the type of bonds present within a single water molecule.

• Metalic bond

• Ionic Bond

• Polar Covalent

• permanent

In an aqueous Solution of sugar, What is the solvent and solute?

• Solvent = Water, Solute = Sugar

• Solvent = Sugar, Solute = Water

• Solvent = Sugar, Solute = Sugar

• Solvent = Water, Solute = Water

Of the following which is not a factor that effects the rate of dissolution (how fast something dissolves)

• Temperature

• Pressure

• Agitation

• Surface Area

Of the following which describes why styrofoam dissolves in acetone and not water?

• Pressure

• Styrofoam

• Like dissolves Like

• Agitation

What property of water allows insects to walk on water?

• Surface Tension

• Cohesion

• Density

• Specific Heat

Which type of compound will form an electrolyte when added to water?

• CH₄

• SrCl₂

• PCl

• C₆H₁₂O₆

What is the definition of a Solvent?

• The substance in in a solution in least amount.

• The substance in a solution in greatest amount.

• The substance in in a solution that is being dissolved..

• None of the above

How many grams of KNO₃ dissolve at 50^oC?

• 50 grams KNO₃

• 110 grams KNO₃

• 85 grams KNO₃

• 140 grams KNO₃