8.28 A gas has a volume of 4.00 L at 23 °C. What final temperature, in degrees Celsius, is needed to change the volume of the gas to each of the following, if n and P do not change? b. 1200 mL а. 1.50 L c. 10.0 L d. 50.0 mL

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Just solutions and answers to question 8.28
How does a decrease in the
TEST
temperature of a gas affect
pressure when the volume a
amount of gas do not chanc
Try Practice Problems 8.25 to 8.32
ENGAGE
es's Law)
8.26 Indicate whether the final volume of gas in each of the follow-
ing is the same, larger, or smaller than the initial volume, if
pressure and amount of gas do not change:
a. A volume of 505 mL of air on a cold winter day at -15 °C
is breathed into the lungs, where body temperature is 37 °C.
b. The heater used to heat the air in a hot-air balloon is turned off.
c. A balloon filled with helium at the amusement park is left
in a car on a hot day.
Why does the pressure of a g.
decrease when the temperatu
decreases if the volume and
amount of gas do not change?
relationship (Charles's
blume when the
volume of a balloon
made when the
ge:
8.27 A sample of argon initially has a volume of 3.80 L at 25 °C.
What final temperature, in degrees Celsius, is needed to
change the volume of the gas to each of the following, if n and
P do not change?
a. 6.00 L
b. 2100 mL
c. 8.50 L
d. 4250 mL
8.28 A gas has a volume of 4.00 L at 23 °C. What final temperature,
in degrees Celsius, is needed to change the volume of the gas
to each of the following, if n and P do not change?
C
a. 1.50 L
b. 1200 mL
с. 10.0 L
d. 50.0 mL
8.29 A balloon contains 4300 mL of neon gas at 45 °C. What is the
final volume, in milliliters, of the gas when the temperature
changes to each of the following, if n and P do not change?
d. 640. K
100 K to 300 K.
hen returned to its starting
a. 35 °C
b. 560. K
c. -15 °C
Transcribed Image Text:How does a decrease in the TEST temperature of a gas affect pressure when the volume a amount of gas do not chanc Try Practice Problems 8.25 to 8.32 ENGAGE es's Law) 8.26 Indicate whether the final volume of gas in each of the follow- ing is the same, larger, or smaller than the initial volume, if pressure and amount of gas do not change: a. A volume of 505 mL of air on a cold winter day at -15 °C is breathed into the lungs, where body temperature is 37 °C. b. The heater used to heat the air in a hot-air balloon is turned off. c. A balloon filled with helium at the amusement park is left in a car on a hot day. Why does the pressure of a g. decrease when the temperatu decreases if the volume and amount of gas do not change? relationship (Charles's blume when the volume of a balloon made when the ge: 8.27 A sample of argon initially has a volume of 3.80 L at 25 °C. What final temperature, in degrees Celsius, is needed to change the volume of the gas to each of the following, if n and P do not change? a. 6.00 L b. 2100 mL c. 8.50 L d. 4250 mL 8.28 A gas has a volume of 4.00 L at 23 °C. What final temperature, in degrees Celsius, is needed to change the volume of the gas to each of the following, if n and P do not change? C a. 1.50 L b. 1200 mL с. 10.0 L d. 50.0 mL 8.29 A balloon contains 4300 mL of neon gas at 45 °C. What is the final volume, in milliliters, of the gas when the temperature changes to each of the following, if n and P do not change? d. 640. K 100 K to 300 K. hen returned to its starting a. 35 °C b. 560. K c. -15 °C
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