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Author Question: Which of the following reaction energies is the least exothermic (but still an exothermic reaction)? ... (Read 92 times)

Jramos095

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on: Jul 29, 2018
Which of the following reaction energies is the least exothermic (but still an exothermic reaction)?
 
  A) 540 kJ/mole
  B) -540 kJ/mole
  C) 125 kJ/mole
  D) -125 kJ/mole
  E) not enough information given

Question 2

How many moles of H2 bonds are broken if you react nitrogen with hydrogen according to the following reaction?
 
  N2 + 3H2  2 NH3
 
  A) 6
  B) 2
  C) 3
  D) 1
  E) 8


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qytan

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

Answer: D

Answer to Question 2

Answer: C


Jramos095

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Reply 2 on: Jul 29, 2018
Wow, this really help

kishoreddi

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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