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Calculate the amount of heat in kilojoules required to vaporize 2.58 kgkg of water at its boiling point.
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Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules
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Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
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Calculate the amount of heat in kilojoules required to vaporize 2.58 kgkg of water at its boiling po...
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