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28 January, 12:43

Consider the following balanced reaction:

4NH3 (g) + 502 (g) - 4NO (g) + 6H20 (g)

How many grams of ammonia are required to react completely with 40 g of oxygen?

A. 154

B.

179

C. 34 g

D.

19 g

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Answers (1)
  1. 28 January, 13:12
    0
    17g

    Explanation:

    4NH3 (g) + 502 (g) - > 4NO (g) + 6H20 (g)

    Mass of O2 mole = 32g

    Therefore 5O2 = 160g

    Mass of NH3 mole = 17g

    Therefore 4NH3 = 17 x 4 = 68g

    Required amount of NH3 = 68 x 40/160 = 17g
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