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Chemistry, 22.06.2019 04:00
What layer of the atmosphere is directly above the troposphere?
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Chemistry, 22.06.2019 22:30
Calculate the concentration of all species in a 0.165 m solution of h2co3.
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Chemistry, 22.06.2019 23:00
What is the solubility-product constant of barium sulfate, baso4, if a saturated solution is 1.03 ´ 10-5 m?
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3. how was the rainbow created by the light emitting from the flashlight?...
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