Given the balanced compound magnesium hydroxide, Mg(OH)2 , calculate the number of grams given if you have 0.321 moles of Mg(OH)2. 18.7 g Mg(OH)2

0.00759 g Mg(OH)2

13.6 g Mg(OH)2

0.00551 g Mg(OH)2

Select the atomic models that belong to the same element

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy