DUE IN AN HOUR! 3NO2 + H2O= 2 HNO3 + NO

20.)
How much (in grams) nitric acid (HNO3 (0) will be produced if 414.0 g
of NO, (g) reacts completely with 45.0 g water at STP?

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures

The biosphere of the earth is made up of . a. inorganic b. organic