What did Rutherford discover that Thomson did not understand? A. That atoms were too small to affect alpha particles
B. That electrons were much smaller than alpha particles
C. That an atom's electrons took up as much space as its nucleus
D. That most of an atom's mass was packed in a central nucleus

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

What is dhmo? hint: you find it everywhere something is wet..

Is the flow of energy during vaporizing more like the flow during melting or during freezing