SSC Chemistry Chapter 8 Notes
SSC Chemistry Chapter 8 Notes PDF – Chemistry and Energy Classification of chemical reactions: On the basis of change in heat, chemical reactions are of two types. Namely: i) Exothermic reaction: In an exothermic reaction ΔH is negative. ii) Endothermic reaction: In an endothermic reaction ΔH is positive. Calculation of the change in heat of
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