Chemistry I Pre-AP

Flash Cards for my final exam.

19 cards   |   Total Attempts: 188
  

Cards In This Set

Front Back
A ___ is always larger than the parent atom, and a ___ is always smaller than the parent atom.
Anion, Cation
PO4-3
Number of Valence Electrons?
Number of Lone Pairs on Central Atom?
Polar or Nonpolar?
Set up (AB5 or AB2E, ect)?
32
0
nonpolar
AB4
Water could be made to boil at 105C instead of its normal boiling point by:
Changing the air pressure of the water
How do two nonpolar substances form a solution?
The forces holding the particles of the substances together are weak and easily overcome by the drive to create more entropy
Which of the following statements are true
1 - the 1 m solutioncontains 1 mole of NaOH per kilogram of water
2 - the 1 M solution contains 1 mole of NaOH per liter of solution
3 - The 1 M solution contains 1 mole of NaOH per kilogram of solution
4 - the 1 m solution contains 1 mole of NaOH per liter of solution
1 and 2
As the temperature of a liquid increases the vapor pressure of the liquid generally:
Increases
Bubbles rise in a newly opened bottle of a carbonated beverage. this action is explained by the fact that carbon dioxide is less soluble in water when:
Pressure is released
A solution that has not reached its limit of dissolved solute is said to be:
Unsaturated
What occurs in the solvation process?
Solvent molecules surround solute ions
The purpose of filtration is to:
Seperate insoluble substances from a solution
The solubility of a gas in a liquid is (directly/indirectly) proportional to the pressure of the solution?
Directly
T or F: All solutions are formed from either a solid or gaseous solute in a liquid solvent?
False
At which temperature will water, in an open vessel, dissolve the greatest quantity of oxygen?

A) 1
B)4
C)20
D)32
E)100
A)1
Molality is:
Moles solute/ Kg solution
Molarity is:
Moles solute/ liters solvent