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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 02:40, gabrielolivas59
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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How does concentration affect reaction rate
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14 oz (ounces) is the same as how many lbs (pounds)?...
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