The chemical equation below shows the burning of magnesium (Mg) with oxygen (O2) to form magnesium oxide (Mgo) 2Mg + O2 → 2Mgo

Question

The chemical equation below shows the burning of magnesium (Mg) with oxygen (O2) to form magnesium oxide
(Mgo)
2Mg + O2 → 2Mgo
The molar mass of Oz is 32.0 g/mol. What mass, in grams, of Oz is required to react completely with 4.00 mol of Mg?
2.00
64.0
128
256

in progress 0
Vân Khánh 5 years 2021-08-12T05:41:13+00:00 1 Answers 15 views 0

Answers ( )

  1. thugiang
    0
    2021-08-12T05:42:45+00:00
    Reply

    Answer:

    64

    Explanation:

    B

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )