livmarie6883 livmarie6883

17-05-2023
Chemistry

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Using these two equations,
C (graphite) +PbO(s) --> Pb(s)+CO(g)
Delta H deg = 106.8kJ
2C (gaphite) +O 2 (g) --> 2CO(g)
Delta H deg = - 221kJ
find the standard enthalpy change for the formation of 1 mol PbO(s) from lead metal and oxygen gas.
Pb(s) + 1/2 O 2(g) -> PbO(s)
Delta H deg = ?

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