The object's density can be used to identify what the substance is, true or false?

An example of technology is the a. addition of a side group to an organic molecule during synthesis. b. use of a new antibiotic to fight an infection. c. measurement of iron concentration in a water sample. d. study of atomic fusion reactions

The point along a planet's orbit where it is closest to the sun is called the

Why does ammonia, nh3, behave as a base when it reacts with an acid? z