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Author Question: Which of the following species is undergoing oxidation? 2 CuBr 2Cu + Br2 A) Cu B) CuBr C) Cu+ ... (Read 49 times)

chads108

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on: Aug 27, 2018
Which of the following species is undergoing oxidation? 2 CuBr  2Cu + Br2
 
  A) Cu
  B) CuBr
  C) Cu+
  D) Br-
  E) Br2

Question 2

Alcohol wiped across a table top rapidly disappears. Which of the following is true?
 
  A) As the alcohol evaporates it soaks up energy from the table top which is thus cooled.
  B) The alcohol is absorbed by the table top in a reaction that releases heat.
  C) The alcohol and table top undergo a chemical reaction producing a fragrant vapor.
  D) Alcohol is an organic substance composed of continuous matter without empty space and is immediately annihilated when it comes into contact with the table top.


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Juro

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

D

Answer to Question 2

A


chads108

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


Juro

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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