Where does an air mass gets its characteristics? A. From the air close to the sun and then it moves down to earth B. From where it forms over the Earth and then it rises

C. From the air in the stratosphere​

For the following, determine the type of reaction and then give products.

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

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.