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Author Question: How much heat, in joules, is required to convert 1.00 kg of ice at 0C into steam at 100C? (Lice = ... (Read 63 times)

jjjetplane

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on: Jul 28, 2018
How much heat, in joules, is required to convert 1.00 kg of ice at 0C into steam at 100C? (Lice = 333 J/g; Lsteam = 2.26  103 J/g.)
 a. 3.35  105
  b. 4.19  105
  c. 2.36  106
  d. 2.69  106
  e. 3.01  106

Question 2

How much heat (in kcal) must be removed to make ice at -10C from 2 kg of water at 20C? (The specific heat of ice is 0.50 cal/gC.)
 a. 190
  b. 200
  c. 240
  d. 210
  e. 50


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princessflame2016

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Reply #1 on: Jul 28, 2018
Answer to Question 1

E

Answer to Question 2

D


jjjetplane

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Reply #2 on: Jul 28, 2018
Thanks


princessflame2016

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Reply #3 on: Jul 28, 2018
Welcome :)


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