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18 August, 06:56

Propane and oxygen react according to the equation: C₃H₈ (g) + 5O₂ (g) → 3CO₂ (g) + 4H₂O (g).

How many grams of water can be produced from the complete combustion of 2.0 moles of C₃H₈ (g) ?

a. 144.0

b. 82.0

c. 8.0

d. 44.8

e. 22.4

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Answers (1)
  1. 18 August, 07:02
    0
    1mole of propane produced 4 moles of water

    44g of propane produced 18*4=72g of water

    2moles of propane=2*44=88

    44:72

    88:x

    44x=88*72

    x=2*72

    x=144.0grams option (a)
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