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.

Part b: study of equilibrium on solubility: mg(oh)2(s) ⇌ mg2+(aq) + 2 oh–(aq) cloudy clear (pink) 7. a. b. 8. a. b. 9. 10. 11. 12. when adding concentrated hydrochloric acid, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 7a. you should indicate which ion was added to or removed from the equilibrium mixture. when adding edta, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 8a. you should indicate which ion was added to or removed from the equilibrium mixture. upon heating in which direction is the equilibrium shifting? upon cooling in which direction is the equilibrium shifting? is the forward reaction a. endothermic explain your answers to questions 9, 10, and 11. (l) left (r) right (l) left (r) right b. exothermic

Which proportionality applies to avogadro’s law?

Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved