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WorksheetsSolutions and Colligative Properties
Total questions: 19
Worksheet time: 16mins
As temperature increases, solubility of a gas in a liquid
increases
decreases
stays the same
can increase or decrease
As temperature increases, solubility of a solid in a liquid
increases
decreases
stays the same
can increase or decrease
The symbol M stands for
molality
moles
molar mass
molarity
The symbol m stands for
molality
moles
molar mass
molarity
In the expression “like dissolves like,” the word “like” refers to similarity in what?
size
polarity
energy
mass
The Tyndall effect can be used to identify
liquids and gases
solvents and solutes
solutions and colloids
colloids and solvents
Molarity is expressed as
mols solute/grams solution
mols solute/L solution
mols solute/mL solution
mass solute/mass of solute + solution
Molality is expressed as
mols solute/kg solution
mols solute/L solution
mols solution/L solution
mass solute/mass of solute + solution
Compounds which conduct electivity in solution are typically what?
ionic salts
acids
bases
soluble in water
KCl is an example of a(n)
electrolyte
nonelectrolyte
Acetic acid is an example of a(n)
electrolyte
nonelectrolyte
Sucrose (C12H22O11) is an example of a(n)
electrolyte
nonelectrolyte
Which gas is the most soluble at 20 oC?
Helium
Nitrogen
Carbon dioxide
oxygen
methane
Which gas is the least soluble at 20 oC?
Helium
Nitrogen
Carbon dioxide
oxygen
methane
The van't Hoff factor represents
how much degrees C the temperature will be lowered from freezing
how much degrees C the temperature will be raised from boiling
how many atoms a compound has
the amount of particles which dissociate in an ideal conditions
The Δtb represents
how much degrees C the temperature will be lowered from freezing
how much degrees C the temperature will be raised from boiling
how many atoms a compound has
the amount of particles which dissociate in an ideal conditions
Carbon tetrachloride (CCl4) is commonly used as an insecticide (it kills bugs). If you dissolved it in water to make a solution to spray on your plants, would that solution conduct electricity?
yeah! (electrolyte)
no! (nonelectrolyte)
Concentrated hydrochloric acid has a concentration of 12 M. You are given 10 mL of this acid. If you dilute this amount of HCl to 600 mL, what is the new molarity of the solution?
2 M
0.2 M
1.2 M
0.0002M
How many grams of silver nitrate would you need to make a 1.0 molar aqueous solution of silver nitrate in 710 mL of water?
1.4
238
240
0.7
