Question

Using a photochemical actinometer​

Answer 1

Answer:

actinometer

Explanation:

actinometer

Answer 2

Answer:

Actinometer, in chemistry, a substance or a mixture of substances that reacts through the action of light and that, because of the easily determined quantitative relationship between the extent of the reaction and the energy of the absorbed light, is used as a standard for measurement of light energies involved in .