Carbon is returned to the atmosphere through .
A. respiration of plants and animals
B....
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Chemistry, 21.06.2019 18:00
Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon
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Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass
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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 09:00
The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles
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