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Question 25

CO(g) + ½ O2(g) → CO2(g) ΔH = -285KJmol-1. What is the energy change in KJmol-1 for the reaction given above? (ΔH(CO) = -110.4KJmol-1, ΔH(CO2) = 393 KJmol-1)

  • A.-503.4 KJmol-1
  • B.+503.4 KJmol-1
  • C.-282.6 KJmol-1
  • D.+393.0 KJmol-1
Objective

Question details

Exam body
NDA
Subject
Chemistry
Year
2018/2019
Question no.
#25
Type
Objective
Previous · Q24Graphite conducts electricity because ___. Next · Q26 The number of waves in n x 10th Bolur's Orbit are __.

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