Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

How are isotopes of the same chemical element alike? how are they different?

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

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years