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    mattia22 Posts: 2, Reputation: 1
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    #1

    Jun 13, 2012, 07:59 PM
    Answer My Chemistry Questions
    How many moles of V are there in a sample that contains 2.34E+22 vanadium atoms?
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    taxesforaliens Posts: 649, Reputation: 117
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    #2

    Jun 15, 2012, 09:40 PM
    How many atoms are in one mol? (It's a constant, independent of the type of atom)
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    tmbcsb Posts: 1, Reputation: 1
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    #3

    Jun 24, 2012, 09:42 AM
    Suppose that you added 35.0 g of water at 99.50 C to a calorimeter containing 150 g of water at 23.0 C and the temperature in the calorimeter rose to 35.60 C. What would be the heat capacity of the calorimeter
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