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What energy is required to vapourize 34.0 g of water?

physics
 Jun 9, 2015

Best Answer 

 #1
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It depends on what the starting temperature is!  Assuming it is at 100°C (and 1 bar presssure) then you multiply the mass by the latent heat of vaporisation of 2260 kJ/kg

 

Energy = 2260*0.034 = 76.84 kJ

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 Jun 10, 2015
 #1
avatar+33661 
+5
Best Answer

It depends on what the starting temperature is!  Assuming it is at 100°C (and 1 bar presssure) then you multiply the mass by the latent heat of vaporisation of 2260 kJ/kg

 

Energy = 2260*0.034 = 76.84 kJ

.

Alan Jun 10, 2015

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