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Select the correct lewis structure for fluorine which is group 7a element?
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Amole, which is a unit in chemistry, contains 6.02 x 1023 atoms or particles. how many zeroes follow the 2 when this number is written out in standard form? a) 21 b) 23 c) 24 d) 25
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How many liters are there in 28g of B?...
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