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26 Nov 2019
5. Magnesium oxide (MgO) forms when the metal burns in air.
(a) If 1.25 g of MgO contains 0.754 g of Mg, what is the mass ratioof magnesium to oxide?
(b) How many grams of Mg are in 435 g of MgO?
5. Magnesium oxide (MgO) forms when the metal burns in air.
(a) If 1.25 g of MgO contains 0.754 g of Mg, what is the mass ratioof magnesium to oxide?
(b) How many grams of Mg are in 435 g of MgO?