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5.38
9389
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5,42
sphere (about 30
Where the temperatu
lbove the surface of Earth),
>and presSure are 一235C :
h gd 交 and
3.00 XX 10 atm, respectively. Calculate the final
Volume of the balloon.
The temperature ot 2.5 L of a gas initially at SUN
increased to 2507”C at constant volume. Calculate the
final pressure of the gas in atm.
The pressure of 6.0 L of an ideal gas in aflexible
contalner 1S decreased to one-third of its original
presSure, and 1ts absolute temperature 1s decreased
by one-half. What 1s the flnal volume of the gas?
A gas evolved during the tfermentation of glucose
(wine making) has a volume of 0.78 L when mea-
sured at 20.1?C and 1.00 atm. What was the volume
of this gas at the fermentation temperature of 36.5 C
and 1.00 atm presSure?
An ideal gas originally at 0.85 atm and 66”C was
allowed to expand until its final Volume, preSSure,
and temperature were 94 mL, 0.60 atm, and 45 C,
respectively. What was its initial volume?
The volume of a gas at STP is 488 mL. Calculate 1ts
volume at 22.5 atm and 1507C.
A gas at 772 mmHg and 35.0”C Qceuples a Volume
of 6.85工. Calculate its volume at STEP.
Dry ice is solid carbon dioxide. A 0.050-g sample ot
dry ice js placed in an evacuated 4.6-L vessel at
30。C. Caleulate the pressure inside the VesSel after
all the dry ice has been conVerted to CO gasS,
Avolume of 0.280Lofagas at STP weighs 0.400 g.
Calculate the molar mass Of the gas.
Aquantity of gas Weighing 7.10g at741tor and 445C
oeeupies a volume of 5.40L. What is its molar mass?
Si人2
5.93
5.54
Dalt
和Ae0U76
5
5.56
