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  • Jun 13, 2012, 07:59 PM
    mattia22
    Answer My Chemistry Questions
    How many moles of V are there in a sample that contains 2.34E+22 vanadium atoms?
  • Jun 15, 2012, 09:40 PM
    taxesforaliens
    How many atoms are in one mol? (It's a constant, independent of the type of atom)
  • Jun 24, 2012, 09:42 AM
    tmbcsb
    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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