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10 November, 08:46

Construction crews sometimes use this reaction for welding underwater structures:

Fe2O3 + 2Al → Al2O3 + 2Fe

How many moles of iron (Fe) would be produced if 2.50 mol Fe2O3 react? Make sure to use the correct number of significant figures in your answer.

2.50 mol Fe2O3 =

+2
Answers (2)
  1. 10 November, 08:53
    0
    It's 5.00 I just took it
  2. 10 November, 09:03
    0
    1 mol of Fe2O3 produce 2 mol of Fe

    Therefore, 2.5 mol of Fe2O3 will produce 5 moles.

    2.5 mol of Fe2O3 = 2.5 (56*2 + 16*3)

    = 2.5 (112 + 48)

    = 2.5 * 160

    = 400g
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