Chemistry M2

What is a solution made up of?

• Solute and water

• Solute and solvent

• Solvent and solution

• Solute and solution

What is a solution composed of?

• Any states of matter

• Solids only

• Liquids only

• Gases only

What is known as the universal solvent?

• Ethanol

• Benzene

• Turpentine

• Water

What is usually used as solvents?

• Solids

• Liquids

• Gases

• Any states of matter

It is referred as a graph of solubility, measured in g/100g water, against temperature in degrees Celsius.

• Solubility line

• Solubility graph

• Solubility curve

• Solubility picture

What substance dissolved the fastest at 20 degrees Celsius?

• KBr

• NaCl

• Glucose

• CuSO4

What substance dissolved the slowest at 0 degrees Celsius?

• Glucose

• NaNO3

• Ce2(SO4)3

• CuSO4

As the temperature increases, how was the solubility of KBr?

• Same rate

• Increase

• Decrease

• Remains 50 grams

At which temperature did substance NaNO3 and substance CH3COONa dissolved at the same rate?

• 20 degrees Celsius

• 5 degrees Celsius

• 60 degrees Celsius

• 65 degrees Celsius

As the temperature increases, how was the solubility of substance SO2?

• Remains 35 grams

• Increases

• Decreases

• Remains 20 grams