7) Which solution is the most acidic? Show your work.
a) pH = 5.6
c) [OH-] = 3.1 x 10-8M
b) pOH = 9.2
d) [H+] = 6.25 x 10-11 M

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg