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Solids, Liquids, and Gases

Solids, Liquids, and Gases

Solids, Liquids, and Gases: We've Got the Solution Quiz

Think you’ve got your head wrapped around Solids, Liquids, and Gases? Put your knowledge to the test. Good luck — the Stickman is counting on you!
Q. Substances are either elements or _________.


mixtures
compounds
solutions
molecules
none of the above
Q. Particles are closest together in the _________ phase.


solid
liquid
gas
plasma
none of the above
Q. Intermolecular forces are ____________.


the forces acting within molecules
the forces acting between molecules
attractive forces that form bonds
repulsive forces the break bonds
none of the above
Q. The lines on a phase diagram represent the temperatures and pressures at which:


one phase of the substance is present
two phases of the substance are present
all three phases of the substance are present
no increase in temperature will result in a gas
none of the above
Q. For whatever reason, you decide to place a helium balloon into the freezer. What would you expect to happen to the density of the helium?


It would increase.
It would decrease.
There would be no change.
Not enough information is given.
The balloon would explode.
Q. When the pressure exerted on a confined gas at constant temperature is doubled, the volume of the gas is:


halved
doubled
tripled
quartered
none of the above
Q. Which solution is the most concentrated?


0.1 mole of solute dissolved in 400 mL of solvent
0.2 mole of solute dissolved in 300 mL of solvent
0.3 mole of solute dissolved in 200 mL of solvent
0.4 mole of solute dissolved in 100 mL of solvent
None of the above
Q. A mixture of oxygen, nitrogen, and hydrogen gases exerts a total pressure of 740.0 mm Hg at 0oC. The partial pressure of the oxygen is 200 mm Hg and the partial pressure of nitrogen is 400 mm Hg. What is the partial pressure of the hydrogen gas in this mixture?


140 mm Hg
200 mm Hg
300 mm Hg
740 mm Hg
None of the above
Q. How many mL of 15 M HNO3 are needed to make 500 mL of a 2 M solution?


0.015 mL
0.030 mL
33.3 mL
66.7 mL
None of the above
Q. A solution is made by dissolving 17.52 g of NaCl in distilled water and diluting to exactly 2000 mL. What is the molarity of this solution?


0.035 M
0.15 M
0.23 M
1.00 M
None of the above
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