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Author Question: Which is expected to have the most negative standard enthalpy of formation? A) H2(g) B) O2(g) ... (Read 97 times)

SO00

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on: Aug 27, 2018
Which is expected to have the most negative standard enthalpy of formation?
 
  A) H2(g)
  B) O2(g)
  C) H2O(g)
  D) H2O(l)

Question 2

Which substance is the oxidizing agent in the reaction below? Pb + PbO2 + 2H2SO4  2PbSO4 + 2H2O
 
  A) Pb
  B) H2SO4
  C) PbO2
  D) PbSO4
  E) H2O

Question 3

The monomer that is polymerized to make natural rubber is ________.
 
  A) isoprene
  B) ethylene
  C) styrene
  D) urethane
  E) propylene


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reversalruiz

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

D

Answer to Question 2

C

Answer to Question 3

A


SO00

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Reply 2 on: Aug 27, 2018
Gracias!

nanny

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Reply 3 on: Yesterday
Wow, this really help

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