A triprotic acid is titrated with KOH. What species are NOT in solution to any large extent between the 1st and 2nd equivalence points

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

Heat is the total potential energy of a substance that can be transferred. true false

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate