Which of the following physical property does not identify a substance?
a. boiling point
b. ph
c. brittleness

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.

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2