If they are traveling at the same speed, which will have the most kinetic energy? A. A 5-kilogram ball

B. A 25-kilogram ball

C. A 10-kilogram ball

D. A 1-kilogram ball

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

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

How do you know when a chemical reaction has occurred