1. the volume of a gas.
a. temperature and pressure determine
b. temperature and gravi...
Physics, 26.08.2019 00:30 sugeilochoa
1. the volume of a gas.
a. temperature and pressure determine
b. temperature and gravity determine
c. only temperature determines
d. only pressure determines
2. when energy is absorbed in process, which type of reaction is it?
a. exothermic
b. fusion
c. sublimation
d. endothermic
3. water vapor turning is front is an example of
a. sublimation
b. deposition
c. evaporation
d. condensation
Answers: 1
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A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.
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