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Chemistry, 22.06.2019 12:00
An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
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Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?
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What type of electromagnetic waves does the human eye see as the colors red blue or green a visible light waves b radio waves c infrared waves d microwaves
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How many atoms or molecules are there in a mole of a substance?
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The reaction (of sodium hydroxide and citric acid) must be stirred. suggest a safety precaution that...
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