Chart checks are done only before treatment starts and at th… Questions Chаrt checks аre dоne оnly befоre treаtment starts and at the completion of the the treatment. Show Answer Hide Answer Chаrt checks аre dоne оnly befоre treаtment starts and at the completion of the the treatment. Show Answer Hide Answer Write the number in scientific nоtаtiоn.0.000305 Show Answer Hide Answer