If 1.00 mol of oxygen is heated at constant pressure of 1.00 atm from 
to 
What is the work done by the gas during this expansion?
A. 159 J
B. 125 J
C. 102 J
D. 172 J
B. 125 J
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According to Galileo, a rolled ball eventually comes to a stop because
A) of friction. B) of inertia. C) it seeks its natural state of rest. D) all of the above
Inside a house, stepping on a tile floor barefooted may feel almost cold, but stepping on carpet in an adjacent room feels comfortably warm. Why is this?
a. It's because the tile is below room temperature while the carpet is at room temperature. b. It's because the tile is at room temperature while carpet is normally warmer. c. It's because the thermal conductivity of tile is less than that of carpet. d. It's because the thermal conductivity of carpet is less than that of tile.
The light reflected from a soap bubble (n = 1.40) appears red (l = 640 nm) at its center. What is the minimum thickness (in nm)?
a. 124 b. 104 c. 114 d. 134 e. 234
First Law of Thermodynamics: An ideal gas undergoes the process a?b?c?a shown in the pV diagram. In the figure, Pa = Pc = 240 kPa, Vb = Vc = 40 L, Va = 15 L, and Pb = 400 kPa. How much heat is gained by the gas in this a?b?c?a process?
A. 1000 J B. 1500 J C. 2000 J D. 2500 J E. 3000 J