Calculate the heat needed to

  1. Hi I need help with these following questions. I have all of the data needed.Calculate the enthalpy change of the reaction for
    1. answers icon 1 answer
    2. Matt asked by Matt
    3. views icon 640 views
  2. using the values for heat of fusion, specific heat of water, or heat of vaporization, calculate the amount of heat energy.Calori
    1. answers icon 2 answers
    2. matt asked by matt
    3. views icon 983 views
  3. Calculate the amount of heat, in kJ, needed to convert 30.0 g of ice at -5.2 oC to liquid water at 58 oC.Specific heat of ice =
    1. answers icon 1 answer
    2. Mindy asked by Mindy
    3. views icon 1,213 views
  4. calculate the amount of heat needed to change ice at -5°c to water at 50°c.take specific heat of water to 4200 j/kg/k and
    1. answers icon 1 answer
    2. Joseph asked by Joseph
    3. views icon 1,432 views
  5. 12. The specific heat of copper is 0.385 J/g • °C. Which equation would you use to calculate the amount of heat needed to
    1. answers icon 1 answer
    2. miki asked by miki
    3. views icon 1,285 views
  6. Record the amount of heat needed to change phases for water-ice to steam using graphical analysis.Is there a one accurate amount
    1. answers icon 1 answer
    2. Amy~ asked by Amy~
    3. views icon 864 views
  7. ChemistryThe molar heat capacity of butane under constant pressure Cp=19.4 + 0.233 T J.mol' '.K' . Calculate the quantity of
    1. answers icon 0 answers
    2. Zahra asked by Zahra
    3. views icon 644 views
  8. HELP im stuck on my homework1. A 15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from
    1. answers icon 0 answers
    2. Limrex asked by Limrex
    3. views icon 654 views
  9. The specific heat of copper is 0.385 J/g.°C. Which equation would you use to calculate the amount of heat needed to raise the
    1. answers icon 3 answers
    2. Alex asked by Alex
    3. views icon 4,371 views
  10. Calculate the heat needed to raise the temperature of a piece of gold that weighs 5.8 g by 8.4°C if the specific heat of gold
    1. answers icon 1 answer
    2. Frankie asked by Frankie
    3. views icon 1,440 views