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Chemistry, 22.06.2019 03:30
Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.
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How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?
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How do cfcs cause ozone depletion? how do cfcs cause ozone depletion? ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule.
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The atomic number of magnsium is 12 this means that that its nucleus must contain...
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