Chemistry, 06.12.2019 07:31 elliekuprisek2122
Asealed container holding 0.0255 l of an ideal gas at 0.991 atm and 69 ∘ c is placed into a refrigerator and cooled to 43 ∘ c with no change in volume. calculate the final pressure of the gas.
Answers: 2
Chemistry, 21.06.2019 18:30
Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?
Answers: 1
Chemistry, 21.06.2019 23:00
A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
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Chemistry, 22.06.2019 14:00
Will mark brainliest how many electrons can be held in the energy level n = 4?
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Chemistry, 22.06.2019 17:30
Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
Answers: 2
Asealed container holding 0.0255 l of an ideal gas at 0.991 atm and 69 ∘ c is placed into a refriger...
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