Which of the following statements is/are false? (1) As ionic strength increases, the activity coefficient decreases. (2) As the magnitude of the charge of the ion decreases, the departure of its activity coefficient: from unity increases. (3) The smaller the ion size, the more important activity effects become.

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Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.