An scientist located a nugget of an unknown substance. However, he determined that this nugget has a mass of 63 g and a volume of 9 cm^3. What is the density of this nugget?

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