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Author Question: 4.173 g of an organic compound (non-electrolyte) lowered the freezing point of 100.0 g of ... (Read 255 times)

vicky

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on: Aug 27, 2018
4.173 g of an organic compound (non-electrolyte) lowered the freezing point of 100.0 g of nitrobenzene by 2.6 C. If the Kf of nitrobenzene is 8.1 C kg solvent/mol solute, the molecular mass of the non-electrolyte is ________.
 
  A) 260
  B) 195
  C) 65
  D) 130

Question 2

In reactions to form ionic compounds, metals generally
 
  A) lose electrons.
  B) gain electrons.
  C) become non-metals.
  D) do not react.


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zogaridan

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Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

A


vicky

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Reply 2 on: Aug 27, 2018
Wow, this really help

carlsona147

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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