The number of moles in 118.0g of calcium chloride

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg

Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180

Can someone me out on this question for my national 5 chemistry homework