The equation for photon energy, E, is
E=hcλ
where h = 6.626×10−34 J⋅s (Planck's constan...
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List four observations that indicate that a chemical reaction may be taking place
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Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
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Which word refers to the smallest functional unit of living thing
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