opal is a hydrated form of silica. if a laboratory analysis of a sample of opal reveals it to contain 29.2% si, 33.3% o, and 37.5% h_2o, what is its empirical formula?

Julia went to work for a reputed company. under pressure from upper management to cut costs, she directed line employees to ignore some safety precautions, which increased productivity. which argument of institutional anomie theory does this support? businesses set effective moral examples. businesses resort to illegal means to earn profits. businesses focus on public welfare. businesses fairly distribute profits. businesses employ only legal means to earn profits.