Ideal Gas Law - 无忧得胜-网上国际课程 (5edu.win)

1#

94.12: Which of the following could NOT be used to indicat1r*oke-q.*d4wcaw 8l + qw wxne a temperature change? wd4l+rxcq wa8q en. **koww1- A change in:

A. color of a metal rod.

B. length of a liquid column.

C. pressure of a gas at constant volume.

D. electrical resistance.

E. mass of one mole of gas at constant pressure.

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2#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

15.44: Which one of the following choices is most associated with the fo wk9z9py u bi yyk;4pg x-gwun)79wa8(llowing statement: “When the pressure of a gas is held constant, the volum )- 9 upwgzpbnyk k9ywyia489( wu;x7ge of the gas is directly proportional to the temperature.” ?

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3#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

94.27: A mass m of helium gas is in a container of const). 9/bg(w4lmkf a. r trlttvm1ant volume V. It is initially at pressure p9fbmw/r 4ga1 )k.tt r. lmltv( and absolute (Kelvin) temperature T. Additional helium is added, bringing the total mass of helium gas to 3m. After this addition, the temperature is found to be 2T. What is the gas pressure?

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4#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

02.34: Two containers are filled with gases at the sap/97xt 3f zsgak ypb 5kpn7-)so4ad9t me temperature. In the container on the left is a gas of molar mass 2M, volume 2V, a s3kf5-z/pa)7 sy9t9tk47 pgbanpo d xnd number of moles 2n. In the container on the right is a gas of molar mass M, volume V, and moles n. Which is most nearly the ratio of the pressure of the gas on the left to the pressure of the gas on the right?

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5#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

04.27: The volume of an ideal d z*u:ub i4+y r mi(860wqv0o1a iomvigas changes as the gas undergoes an isobaric (constant pressure) p+8imm z:vaord 4q( 6uvu00b i *iy1iworocess starting from temperature $273^{\circ}C$ and ending at $546^{\circ}C$ What is the ratio of the new volume of the gas to the old volume ($V_{new}/V_{old}$)?

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6#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

06.25: A monatomic ideal gas at pressure P = 105 P,+qo- 2xiknizmp .sa7a is in a container of volume V,i am7po.xs iqn-k+z2 = $12\:m^3$ while at temperature T = $50^{\circ}C$. How many molecules of gas are in the container?

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7#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

08.04: One mole of an ideal gas has a temperaturcj s b9krhk* 0:ixpow9-:z d4gj:*o kke of $100^{\circ}C$. If this gas fills the $10m^3$ volume of a closed container, what is the pressure of the gas?

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8#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

09.15: An ideal gas in a closed container of volume 6.0 L is at a/ 9bevec/m 0yxvrxo63 temperature of v3x 0m b/x6 c9erovey/$100^{\circ}C$. If the pressure of the gas is 2.5 atm, how many moles of gas are in the container?

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9#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.05: When computed d cfn. bs*972br n1ewxfp4oi i)d22udwith proper MKS units, the Universal Gas Constant divided by Boltzmann’s d2x9 2)r .fi7wocp d4iud2 e*fn1bsnb constant is equal to

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10#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.20: A sample of ideal gas is in a container at a temperu- (gk59uat kxng/9tdature of $100^{\circ}C$ and a pressure of 2.50 atm. If the volume of the container is 25 L, approximately how many molecules of gas are in the container?

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11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

11.22 Three moles of an ideal gas occupy a container of vol o *g4t02)/ w8cpza5nk4s at3stkeokaume $2.5\times\: 10^{-2} \:m^3$. The pressure inside this container is $5.00\times\: 105Pa$. Which one of the following choices best represents the temperature of the gas?

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12#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

13.20: A sample of ideal , conj-y7r+ eiyw/)mg gas at a temperature of $40^{\circ}C$ is in a container of volume $3.50\times\: 10^{−2}\:m^3$. If the pressure of the gas is 0.50 atm, how many molecules of the gas are in the container?

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13#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

16.19: An ideal gas in a sealed container with yp(w3a( o,k .bg lhd6otbddav 88n7h8 $1.20\times\: 10^{24}$ particles has a pressure of 1.0 atm at a temperature of $27.0^{\circ}C$. Which one of the following choices best represents the volume of the container?

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14#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

15.19: Ten moles of helium gas are enclosed in /:kbn(k n.ukra container at a pressure of 1.00 atmr kk.bnu(:/nk and at a temperature of 400 K. Which one of the following choices best represents the density of this gas sample?

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15#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

17.19: An ideal gas at a temperaturry,;*81ylmd mj- k cjwe of $100^{\circ}C$ has 3.0 moles of particles enclosed in a 5.0 Lcontainer. Which one of the following choices best represents the pressure of the gas?

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