Chemistry, 18.07.2019 22:30 squawk1738
The contents of the freezer in a home refrigerator are maintained at 253.15 k (-20°c). the kitchen temperature is 293.15 k (20°c). if heat leaks amount to 125,000 w per day, and if e 0.08/kwh, estimate the yearly cost of running the refrigerator. assume a coefficient of perfor to 60% of the carnot value. ans. cost-s26718/yr mance equal
Answers: 3
Another question on Chemistry
Chemistry, 22.06.2019 03:00
In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
Answers: 3
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 16:00
As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit
Answers: 2
You know the right answer?
The contents of the freezer in a home refrigerator are maintained at 253.15 k (-20°c). the kitchen t...
Questions
History, 22.07.2019 06:30
History, 22.07.2019 06:30
History, 22.07.2019 06:30
History, 22.07.2019 06:30
Biology, 22.07.2019 06:30
Mathematics, 22.07.2019 06:30
Mathematics, 22.07.2019 06:30
Biology, 22.07.2019 06:30
Social Studies, 22.07.2019 06:30
