jackorgutt jackorgutt
  • 21-03-2024
  • Chemistry
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Enthalpy changes can be calculated using enthalpy changes of combustion. The table
below shows some values for standard enthalpy
changes of combustion.
substance
C(s)
H2(g)
CH₁(g)
AH/kJ mol¹
-394
-286
-890
Use these values to calculate the standard enthalpy change of the reaction below.
C(s) + 2H2(g) → CH2(g)

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