Magnesium oxide crystallizes with the same structure as sodium chloride and has a unit-cell edge length of 4. 213 å. What is the density of magnesium oxide?.

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?

Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.

Type the correct answer in each box.balance the chemical equation.__ n203 ➡️ __ n2 +__ o2