EXO vs ENDO
CLASS 9 & 10 · CHEMISTRY
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REMEMBERΔH = products − reactants
- Exothermic: ΔH < 0, surroundings get hot
- Endothermic: ΔH > 0, surroundings get cold
- Activation energy: the hill to climb
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CLASS 9 & 10 · CHEMISTRYWhy does burning feel hot but an ice pack feels cold?
Energy changes in 25 seconds
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