In an atom, electrons
a. are located in the nucleus
c. travel outside the nucleus
b. are paired with neutrons
d. are always in the same place in an atom

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 many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate

Salt in oceans comes from and of rocks