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9th grade

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how much heat is needed to change 20g of ice at negative 10 degrees c to water vapor at 200 degrees c

  • 9th grade - ,

    add the following energyies:
    heat to heat ice at -10 to 0
    heat to melt 20 g ice at 0C
    Heat to heat water from 0C to 100C
    heat to vaporize 20gwater at 100C.
    heat to heat steam from 100C to 200C

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