Which of the elements shown below has 7 Valence e-? Help please timed!!!
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Chemistry, 27.03.2021 01:30, shakira11harvey6
Which of the elements shown below has 7 Valence e-? Help please timed!!!
Answers: 2
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What reaction is taking place? 02 + c3h8 = h20 + co2
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An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have
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At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure
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