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What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )
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Compare and contrast physical changes with chemical changes.
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If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+
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An atom's mass number is 210 and its atomic number is 85. how many neutrons does the atom have...
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