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Author Question: If you add 1.33 MJ of heat to 500 g of water at 50C in a sealed container, what is the final ... (Read 903 times)

luvbio

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on: Jul 29, 2018
If you add 1.33 MJ of heat to 500 g of water at 50C in a sealed container, what is the final temperature of the steam?
 
  The latent heat of vaporization of water is 22.6  105 J/kg, the specific heat of steam is 2010 J/kg  K, and the specific heat of water is 4186 J/kg  K.
  A) 100C
  B) 112C
  C) 123C
  D) 147C
  E) 195C

Question 2

You do 116 J of work while pulling your sister back on a frictionless swing, whose chain is long, until the swing makes an angle of 32.0 with the vertical. What is your sister's mass?
 
  A) 15.3 kg
  B) 13.0 kg
  C) 17.6 kg
  D) 19.0 kg


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JCABRERA33

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Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

A


luvbio

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Reply 2 on: Jul 29, 2018
Gracias!

dawsa925

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Reply 3 on: Yesterday
:D TYSM

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