How many grams of h20 are produced if 75g of CO2 are produced. (Work Shown with the answer would be preferred.)

1 answer:

5 0

2:7 ratio of ethane to O2 = 15:x 9solve for x)
x=52.5 mol O2

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julia-pushkina [17]

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NeX [460]

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Otrada [13]

It B I just took the test ;)

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Arada [10]

Convert moles to mass.

mass C = 0.2 mol * 12 g / mol = 2.4 g

mass H = 0.4 mol * 1 g / mol = 0.4 g

So mass left for O = 6 g – (2.4 g + 0.4 g) = 3.2 g

Calculating for moles O given mass:

moles O = 3.2 g / (16 g / mol) = 0.2 moles

Answer:

<span>0.2 moles O</span>

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