Whats the answer to this question? interpret the representation of magnesium in the periodic table. explain why the atomic mass of magnesium is not a whole number.

Flyxu7jkopvf7

Iron reacts with oxygen in a chemical hand-warmer. how should this reaction be categorized? the correct answer is: a). as an exothermic process because it releases heat

The surface of the water droplet is held together by the attraction between molecules. in order for water to flow more easily into these small spaces, you need to decrease its surface tension. you can do this by adding soap, which is a surfactant (a material that decreases the surface tension of a liquid).