014 (part 1 of 2) 10.0 points Magnesium hydroxide is 54.87% oxygen by mass. How much oxygen is in 156…

014 (part 1 of 2) 10.0 points Magnesium hydroxide is 54.87% oxygen by mass. How much oxygen is in 156 g of the compound? Answer in units of g. 015 (part 2 of 2) 10.0 points How many moles of oxygen is this? Answer in units of mol.