Consider the thermodynamic data at 25oC-Molecule- Hof kJ-molCO2gxH2OlyCH4gzThe heat of combustion of CH4g in kJ-molis

CH_4(g)+2O_2(g)→ CO_2(g)+2H_2O(l) Δ H^o_r=((Δ H^o_f)_CO_2 +2((Δ H^o_f)_H_2O ((Δ H^o_f)_CH_4=((Δ H^o_C)CH_4 x+2y z nbsp; ...

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Properties of Enthalpy

Consider the ...

Question

Consider the thermodynamic data at $25^{o} C .$

Molecule $Δ H_{f}^{o} ( kJ/mol)$

$C O_{2} (g)$ $x$

$H_{2} O (l)$ $y$

$C H_{4} (g)$ $z$

The heat of combustion of $C H_{4} (g)$ in $kJ/mol$ is

x + 2 y + z

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- x + 2 y - 2 z

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x + y - z

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x + 2 y - z

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