Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Unit 2 Part B
Test Description: Solutions, acids, bases and pH, gas laws
Instructions: Answer all questions to get your test result.
1) When a cold tire is inflated to a certain pressure and then is warmed up, the pressure increases. This happens because
A
Air molecules diffuse rapidly through the walls of the tire
B
Air molecules hit the walls of the tire less frequently
C
Rubber in the tire reacts with oxygen in the atmosphere
D
Air molecules speed up and collide with the tire walls more often
2) What term describes the Kool aid powder when you make Kool aid?
A
solution
B
solute
C
solvent
D
solubility
3) Milk is a weak acid. What is the pH range that milk would fall into?
A
12.5-13.0
B
7.5-8.0
C
5.0-6.5
D
0.5-2.5
4) What is the ion formed by bases?
A
H+ (hydronium ion)
B
CO3-2 (carbonate ion)
C
OH- (hydroxide ion)
D
SO4-2 (sulfate ion)
5) Which of these has the most H+ concentration?
A
HCN (pH of 5.1)
B
NaHCO3 (pH of 8.5)
C
KCl (pH of 7.0)
D
CH3COOH (pH of 2.9)
6) For most solutes, what is the relationship between temperature and solubility?
A
decreasing the temperature increases the solubility
B
increasing the temperature increases the solubility
C
there is no relationship, agitation is more important
D
increasing the temperature decreases the solubility
7) Which of these factors does NOT affect solubility?
A
The size of the crystals
B
The temperature of the water
C
The amount of solute
D
Agitation
8) Which statement best describes the motion of atoms of iron at 200 C? (~700 F)
A
The atoms move slowly and are close together
B
The atoms move quickly and are far apart
C
The atoms move quickly and are close together
D
The atoms move slowly and are far apart
9) When water is boiling, why does the temperature remain constant even though the stove is continually adding energy?
A
The energy is used to convert water into steam
B
The bubbles release heat
C
The extra energy goes into cooking the food
D
The energy is escaping through the pot
10) What is the most common state of matter in the universe?
A
solid
B
liquid
C
plasma
D
gas
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?