3. In an experiment, 5.260 g of potassium hydroxide is mixed with a dilute solution of hydrochloric acid. A neutralization reaction occurs. The hydrochloric acid is in excess. The specific heat capacity for water is 4.184 J/g. °C. The following data are obtained: Initial temperature of HCI Volume of HCI 24.5 °C 200.0 mL Final temperature of solution after mixing 31.4 °C Calculate the molar enthalpy of reaction (AH,) for potassium hydroxide.

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.