Review Questions

1 . Boyle’s law can be  used    for which   of  the following?

(A) Predicting  the expected    volumes of  two party   balloons

(B) Predicting  the relative    pressures   inside  a   hot air balloon

(C) Predicting  the change  in  volume  of  an  inflatable  toy from    summer  to  winter

(D) Predicting  the height  of  a   mercury barometer   column  in  a   low-pressure    system

Predicting  the change  in  volume  of  a   party   balloon inside  a   bell    jar as  a   vacuum  is

being   drawn

(E)

2 . A   sample  of  argon   occupies    50  L   at  standard    temperature.    Assuming    constant    pressure,

what    volume  will    the gas occupy  if  the temperature is  doubled?

(A) 25  L

(B) 50  L

(C) 100 L

(D) 200 L

(E) 2500    L

3 . What    is  the molecular   weight  of  an  unknown gas if  2.5 g   of  it  occupies    2   L   at  630 torr    and a

temperature of  600 K?

    g/mol

4 . Explain the conditions  that    define  an  ideal   gas.