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Chemistry, 21.06.2019 23:00, fespinoza019
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 10:00, ellaemtagedeane
Nonpoint source pollution is difficult to control because it
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Chemistry, 22.06.2019 11:00, familyvazquez7
What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k
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¿De cuales frutos y cortezas se extrae la Cetona?...
Mathematics, 26.01.2020 09:31
Mathematics, 26.01.2020 09:31
Mathematics, 26.01.2020 09:31
Mathematics, 26.01.2020 09:31