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Chemistry, 21.06.2019 13:10, puchie1225
Cobalt-60 is an artificial radioisotope that is produced in a nuclear reactor and is used as a gamma-ray source in the treatment of certain types of cancer. if the wavelength of the gamma radiation from a cobalt-60 source is 1.00 × 10-3 nm, calculate the energy of a photon of this radiation.
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Chemistry, 23.06.2019 03:00, duplessistoccara
Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?
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Chemistry, 23.06.2019 05:00, pmbeachy3102
If 15 drops of ethanol from a medicine dropper weigh 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? density of ethanol is ethanol is 0.80g/ml.
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Chemistry, 23.06.2019 14:20, ashleymunoz928
Identificaa 5 características que comparten las guacamayas y dos caracteristicas que las hagan diferentes
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How does breaking up a solid speed dissolving in a liquid? increases the surface areadecreases the s...
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