how does the size of the alkyl group of the alcohol affect teh vigor of its reaction with sodium metal

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland