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Author Question: Van der Waals bonding is due to A) the transfer of electrons between atoms. B) atoms bonding to ... (Read 132 times)

faduma

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on: Jul 29, 2018
Van der Waals bonding is due to
 
  A) the transfer of electrons between atoms.
  B) atoms bonding to hydrogen molecules.
  C) unequal charge distribution around neutral molecules.
  D) the sharing of electrons between atoms.

Question 2

A beaker of negligible heat capacity contains 456 g of ice at -25.0C. A lab technician begins to supply heat to the container at the rate of 1000 J/min.
 
  How long after starting will the ice begin to melt, assuming all of the ice has the same temperature? The specific heat of ice is 2090 J/kg  K and the latent heat of fusion of water is 33.5  104 J/kg.


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dreamfighter72

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

C

Answer to Question 2

23.8 min


faduma

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Wow, this really help

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