Magnesium (Mg) reacts with oxygen gas (O2) to produce magnesium oxide (MgO). What amount of magnesium is required to react completely with 2.2 x 10-2 mol of
oxygen?

Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.

What is the number of moles in 15.0 g ash3?

The three types is stress that act on earths rocks are compression, tension, and