The soaps, shampoos, and detergents in addition to baking soda and washing soda were diluted prior to you using them in the laboratory. Why was it necessary to dilute these substances prior to determining their pH in the laboratory?

C) electrons encircling a nucleus with neutrons and protons

☆ionisation energy increases across a period from na -> ar☆ionisation energy decreases down a group from li -> fr☆ionic radius decreases across a period from na -> cl☆ionic radius increases down a groupfrom f -> ii hope it clarifies your doubts