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Which element in the 18th column of the periodic table has the largest radius?
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How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Which diagram represents the phase tha occurs after a solid melts?
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Which element in the 18th column of the periodic table has the largest radius?...
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