A scientist is studying a shock wave from an earthquake. What kind of wave is being studying?

an electromagnetic wave
a gamma ray
a radio wave
a mechanical wave.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Which of the following are correct values for the ideal gas laws constant r

If you used the method of initial rates to obtain the order for no2, predict what reaction rates you would measure in the beginning of the reaction for initial concentrations of 0.200 m, 0.100 m, & 0.050 m no2.