Calculate the work in kilojoules

  1. Calculate the work in kilojoules done during a reaction in which the volume expands from 10.0 L to 95.9 L against an external
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    2. hamed asked by hamed
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  2. Calculate the work done by a person pushes a car from its stationary position to distance of 50m applying a force of 220newton
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    2. Racheal asked by Racheal
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  3. a) calculate the heat of reaction, in kilojoules, for the reaction:2NO2(g) + 3H2(g)--->2NH3(g) + 2O2(g) b) is the reaction
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    2. michelle asked by michelle
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  4. Calculate the heat in kilojoules needed to vaporize 8.00kg of water at 100∘C.
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    2. Jacqueline asked by Jacqueline
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  5. Calculate the heat in kilojoules needed to condense 185g of steam at 100 ∘C.
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    2. Alex asked by Alex
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  6. Calculate the heat in kilojoules needed to condense 185g of steam at 100 ∘C.
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    2. Alex asked by Alex
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  7. is this rightwhen a fuel is burned some of its chemical potential energy is lost as heat. and To convert kilojoules to joules
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    2. Anonymous asked by Anonymous
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  8. Ten students were asked about how many hours each week they spent playing video games. These were their responses"
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  9. Calculate ΔH∘f (in kilojoules per mole) for benzene, C6H6, from the following data:2C6H6(l)+15O2(g)→12CO2(g)+6H2O(l) ΔH∘
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    2. Tyler asked by Tyler
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  10. A dilute aqueous solution with a mass of 43.8031 g has a temperature increase of 10.2 ^\circ∘ C. Calculate the enthalpy change
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    2. Anonymous asked by Anonymous
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