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
Temperature profile of the Uranian troposphere and lower stratosphere. Cloud and haze layers are als
Advantages and disadvantages of select temperature measurement sites
Influences on Temperature: Altitude and Elevation
Dew point/temperature relationships in (a) unsaturated air and saturated air (b and c).
Find the temperature of the room (above the outside temperature) at the end of 120 min
What would be the appropriate equilibrium temperature of a system obtained by adding 25.0 g of ...