What is the molecular formula of the compound ammonia

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

Name 3 types of energy you see being used as you look around a classroom