An auditorium has a volume of 6 103 m3 . How many molecules of air are needed to fill the auditorium at one atmosphere and 0C?
a. 1.6 1029
b. 1.6 1027
c. 1.6 1025
d. 1.6 1023
e. 1.6 1020
[Ques. 2] An auditorium has dimensions 10 m 10 m 60 m. How many moles of air fill this volume at one atmosphere and 0C?
a. 2.7 102
b. 2.7 104
c. 2.7 103
d. 2.7 105
e. 2.7 106
[Ques. 3] A gallon container is filled with gasoline. How many gallons are lost if the temperature increases by 25F? (The volume expansion of gasoline is 9.6 104 (C)1.) (Neglect the change in volume of the container.)
a. 2.4 102
b. 1.3 102
c. 3.6 102
d. 4.8 102
e. 9.6 102
[Ques. 4] A building made with a steel structure is 650 m high on a winter day when the temperature is 0 F. How much taller (in cm) is the building when it is 100 F? (The linear expansion coefficient of steel is 11 106 (C)1.)
a. 71
b. 36
c. 40
d. 46
e. 65
[Ques. 5] A bridge is made with segments of concrete 50 m long. If the linear expansion coefficient is 12 106 (C)1, how much spacing (in cm) is needed to allow for expansion during an extreme temperature change of 150 F?
a. 10
b. 2.5
c. 7.5
d. 5.0
e. 9.5
[Ques. 6] At what temperature is the Celsius scale reading equal to twice the Fahrenheit scale reading?
a. 12.3F
b. 24.6F
c. 12.3C
d. 6.1C
e. 20F
[Ques. 7] A child has a temperature of 104F. What is the temperature in degrees kelvin?
a. 40
b. 406
c. 401
d. 313
e. 349
[Ques. 8] Two thermometers are calibrated, one in degrees Celsius and the other in degrees Fahrenheit. At what temperature (in kelvins) do their readings measure the same temperature?
a. 218.15
b. 233.15
c. 273.15
d. 40.15
e. 0
[Ques. 9] Helium condenses into the liquid phase at approximately 4 K. What temperature, in degrees Fahrenheit, does this correspond to?
a. 182
b. 269
c. 118
d. 452
e. 484
[Ques. 10] A thermometer registers a change in temperature of 100F. What change in temperature does this correspond to on the Kelvin Scale?
a. 453
b. 328
c. 180
d. 55.6
e. 24.5
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