The temperature of an ideal gas in a sealed 0.40-m3 rigid container is reduced from 350 K to 270 K. The final pressure of the gas is 60 kPA.
The molar heat capacity at constant volume of the gas is 28.0 J/mol K. The heat absorbed by the gas is closest to
A) -24 kJ.
B) -31 kJ.
C) 24 kJ.
D) 31 kJ.
E) 0.00 kJ.
Question 2
A transformer for a laptop computer converts a 120-V input to a 24-V output. Compared with the number of turns on the primary coil, the secondary has
A) 1/5 as many turns.
B) 5 times as many turns.
C) the same number of turns.
D) none of the above
An individual's performance can be limited by environmental conditions, such as temperature. Ac
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Thermodynamic Diagrams and Vertical Temperature Profiles
The surface temperature of the star is 6000 K. At what wavelength is its light output a maximum
For Transport, Put the Amputated Part in a Dry, Sealed Bag and Place It in Cool Water That Contains