MCQ
Which type of overlapping takes place in HCI?
- As-s
- ✓s-p
- C$p - p _{( axial )}$
- D$p_\pi-p_\pi$
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$C{H_4}(g) + 2{O_2}(g) \to C{O_2}(g) + 2{H_ {2}}O(l);$
$\Delta H = - 890.3\,kJ$
How many grams of methane would be required to produce $445.15\, kJ$ of heat of combustion.....$g$