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| Internal Energy | 22 mins | 0 completed | Learn |
| Calorimetry | 39 mins | 0 completed | Learn |
| Thermochemical Equation | 6 mins | 0 completed | Learn Summary |
| Hess's Law | 17 mins | 0 completed | Learn |
| Enthalpy of Formation | 13 mins | 0 completed | Learn Summary |
| End of Chapter 6 Problems | 52 mins | 0 completed | Learn |
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| Enthalpy |
What mass of natural gas (CH4) must you burn to emit 268 kJ of heat?
CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(g) Hrxno= –802.3 kJ/mol
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