According to its periodic table entry, how many electrons does nitrogen have in its valence level? 2 5 7 14

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

In a system, when potential energy decreases, then entropy also decreases. true false