1. at room temperature and pressure, alcohol is in which state of matter? a. solid b. liquid c. gas d. plasma 2. what particles exist within plasma that do not exist in other states? a. molecules b. atoms c. free electrons d. free neutrons

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory

Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?