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Why do different elements have different colored flames when they are heated?
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The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.
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How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same
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Correct relationship between molecular formula and empirical formula
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Chemistry, 22.06.2019 17:30
Consider the story you just read. all but one of the choices below indicate that something is living.
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Why do different elements have different colored flames when they are heated?...
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