Water will boil when...

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

What is the main reason why some developing countries fear the increase the free trade policies around the world?

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided