Element Compound Standard Heat of Formation kJmol Element Co

Element/ Compound	Standard Heat of Formation (kJ/mol)	Element/ Compound	Standard Heat of Formation (kJ/mol)
$\"\$	$\"218\"$	$\"\$	$\"473\"$
$\"\$	$\"0\"$	$\"\$	$\"0\"$
$\"<tex>\$	$\"-285.8\"$	$\"\$	$\"249\"$
$\"<tex>\$	$\"116.7\"$	$\"\$	$\"-20.60<units>kJ</units>\"$
$\"\$	$\"71\"$	$\"\$	$\"-393.5<units>kJ</units>\"$
$\"\$	$\"0\"$	$\"\$	$\"-206.6\"$

-393.5-40.2+571.6-116.7=20.2 Kj/mol