What is the mass measurement shown on the scales of this balance? 73.923 g 70.392 g 73.92 g 70.923 g

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

What is the relation between concentration of reactants and the rate of chemical reaction?

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?