Which statement concerning how geologists locate an earthquake's epicenter are accurate? check all that apply A. Geologists use seismic waves to locate the center of an earthquake.
B. The epicenter of an earthquake is located at the same place as the seismograph.
C. Geologists use data from two data stations to determine the location of an earthquake.
D. Geologists use data from three or more data stations to determine the location of the epicenter.
E. A seismograph measures the difference between arrivals of P waves and S waves.

Metallic bonds are good conductors of electricity true or false

You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.