A sound wave with a wavelength of 2.5 m travels 660 m in 2 s. Calculate the frequency of the
wave.

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Which proportionality applies to avogadro’s law?

Which is the best term to use when describing the energy of position? chemical kinetic potential electromagnetic