1. Which law best describes the relationship between pressure and volume?
a. Avogadro's law b. Boyle's law c. Charles' law d. Gay-Lussac's law
2. Who formulated the law about the relationship between the number of molescand the amount
of gas?
a. Robert Boyle
c. Jacques Charles
b. Amedeo Avogadro
d. Joseph Louis Gay-Lussac
3. In the equation Va T, what will happen to the volume if the temperature is doubled?
a. The volume is doubled.
c. The volume is increased four times.
b. The volume is reduced to one-hall. d. The volume is reduced to one-fourth.
4. The following expresses a direct proportionality EXCEPT
a. As n increases, P increases
c. As P increases, V decreases
b. As n increases, V increases
d. As T decreases, P decreases
5. Which of the following is the formula of R in the ideal gas law equation?
a. R = PV/nT
b. R = nT/PV c. R = nPV/T d. R=T/nPV
6. What is the value of absolute zero in degree Celsius (oC)?
b. 273
c. 373
d. -273
7. What do you expect to happen to the volume of a gas if its pressure is doubled and its
temperature is reduced to half?
a. Volume is doubled.
c. Volume is increased.
b. Volume is decreased.
d. Volume remains unchanged.
8. What kind of movement is exhibited by gas molecules?
a. Constant motion
c. Straight line motion
b. Random motion
d. Combination of a, b, c
9. Which of the following properties of gas is the result of the collision of gas particles with the
walls of the container?
a. Amount of gas
b. Pressure c. Temperature d. Volume
10. What is most likely to happen when an aerosol can is heated?
a. The can will tarnish.
c. The can will stay the same.
b. The can will be deformed.
d. The can will eventually explode.
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