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Q = mc i  T + mL + mc  T 3,898,794.6 J

Eileen Dover takes 1.42 kg of water from 20.0 o C to steam at 173 o C. What TOTAL heat is needed? Cice = 2100 J/kg o C Cwater = 4186 J/ kg o C Csteam = 2010 J/kg o C Some latent heats (in J kg -1 ) Fusion Vaporisation H 2 O 3.33 x 10 5 22.6 x 10 5. Q = mc i  T + mL + mc  T

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Q = mc i  T + mL + mc  T 3,898,794.6 J

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  1. Eileen Dover takes 1.42 kg of water from 20.0 oC to steam at 173 oC. What TOTAL heat is needed? Cice = 2100 J/kg oC Cwater = 4186 J/ kg oC Csteam = 2010 J/kg oC Some latent heats (in J kg-1) Fusion Vaporisation H2O 3.33 x 105 22.6 x 105 Q = mciT + mL + mcT 3,898,794.6 J 3.90 x 106 J

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