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anonymous

  • one year ago

an 0.648 g sample of isobutene contains 0.556g of carbonand the rest is hydrogen. 0.5 mol of isobutene has a mass of 28.5g . what is the empirical formula and molecular formula?

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  1. .Sam.
    • one year ago
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    First, make a table|dw:1436008433107:dw|

  2. .Sam.
    • one year ago
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    If we have the total mass of isobutene, whats the mass of hydrogen?

  3. anonymous
    • one year ago
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    the mass of isobutene is 0.648 g, the carbon is 0.556g..so the remaining is hydrogen mass.. it is 0.092 of hydrogen

  4. anonymous
    • one year ago
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    |dw:1436013755200:dw|

  5. anonymous
    • one year ago
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    thank you sam!

  6. .Sam.
    • one year ago
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    Well done!

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