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rainbow22

  • 2 years ago

When 135.7 g of ethylene (C2H4) burns in oxygen to give carbon dioxide and water, how many grams of CO2 are formed?

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  1. hereweg0
    • 2 years ago
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    okay first things first. write your equation.

  2. hereweg0
    • 2 years ago
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    \[C_{2}H _{4}+O _{2}=CO _{2}+H _{2}O\]

  3. hereweg0
    • 2 years ago
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    balance it.. \[C _{2} H _{4} +3O _{2} =2CO _{2} +2H _{2} O \]

  4. hereweg0
    • 2 years ago
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    |dw:1349052411580:dw|then preform stoich...

  5. hereweg0
    • 2 years ago
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    multiply top numbers...

  6. hereweg0
    • 2 years ago
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    multipy bottoms...

  7. hereweg0
    • 2 years ago
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    top/\[ \frac{ TOP}{ BOTTOM}=answer.\]

  8. hereweg0
    • 2 years ago
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    answer is... well i got 425.670 grams CO2

  9. rainbow22
    • 2 years ago
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    Oh, I got 459.3.. Your answer is correct thou.. let me check my wrk

  10. hereweg0
    • 2 years ago
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    okay then

  11. rainbow22
    • 2 years ago
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    yep. gots it thanks!

  12. hereweg0
    • 2 years ago
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    anytime.

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