Given that for the reaction. N2(g) + 3H2(g) ⇌ 2NH3(g) if enthalphy change = -92kJ....

CHEMISTRY
WAEC 1989

Given that for the reaction. N2(g) + 3H2(g) ⇌ 2NH3(g) if enthalphy change = -92kJ. What is the enthalpy of formation of ammonia from its elements?

  • A. -46KJ mol-1
  • B. -184KJmol-1
  • C. -92KJmol-1
  • D. 184KJmol-1

Correct Answer: A. -46KJ mol-1



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