Tìm số mol phân tử có trong:
-6gam NAOH
-2,24 lít CO2 (dktc)
-9.10mũ23 phâ...
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Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?
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Categorize them by metal, nonmetal, in periodic tableductilenon-ductilemalleableoften gain electrons easilygood conductorpoor conductorcan be liquidselements
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Afuel has 30.43% nitrogen and 69.57% oxygen. find the molecular formula of the compound if it has a mass of 92 grams per mole a.no b.n2o4 c.no2 d.n4o8
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Sediment that settles on the bottom of the sea may form layers of rock which description tells how this sediment is deposited. a.)randomely b.)vertically c.)diagonally d.)horizontally
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