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anonymous

  • one year ago

the molar mass of water (H2O) is 18.0 g/mol. A sample of water has a mass of 18.0. How many moles of water are contained in this sample? A. 1.00 B. 18.0 C. 36.0 D. 324

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  1. Vocaloid
    • one year ago
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    molar mass = grams/moles re-arranging gives us moles = grams/molar mass

  2. anonymous
    • one year ago
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    i just want an answer

  3. Vocaloid
    • one year ago
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    giving direct answers is against the rules http://openstudy.com/code-of-conduct since we know that moles = mass/molar mass, we can plug in the mass and the molar mass to find the number of moles

  4. anonymous
    • one year ago
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    1.00?

  5. Vocaloid
    • one year ago
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    yes, good job!

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