Subjects
| Sections | |||
|---|---|---|---|
| Chemical Bonds | 19 mins | 0 completed | Learn Summary |
| Lattice Energy | 9 mins | 0 completed | Learn Summary |
| Lattice Energy Application | 11 mins | 0 completed | Learn |
| Born Haber Cycle | 13 mins | 0 completed | Learn Summary |
| Dipole Moment | 19 mins | 0 completed | Learn |
| Lewis Dot Structure | 15 mins | 0 completed | Learn Summary |
| Octet Rule | 25 mins | 0 completed | Learn |
| Formal Charge | 6 mins | 0 completed | Learn Summary |
| Resonance Structures | 8 mins | 0 completed | Learn |
| Additional Practice |
|---|
| Bond Energy |
Calculate the average molar bond enthalpy of the carbon-hydrogen bond in a CH 4 molecule.
Given that
ΔHf [H(g)]= 218.0 kj/mol
ΔHf [C(g)]= 716.7 kJ/mol
ΔHf [CH4(g)]= -74.6 kJ/mol
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