Question #4ee27

1 Answer
Gaya3
Sep 10, 2017

#33.855# #kJ #

Explanation:

Water's heat of vaporization, denoted by #H_v# is 2257 J.
That's the temperature required to change 1 g of #100^o# water into 1g of #100^o# water vapour.
Because we're dealing with 15g of water, heat energy required = #H_v * 15 = 2257* 15 = 33855 J#
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