How many moles of air are there in a 3 l container at 1 atm pressure and 294 k? use pv=nrt

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?

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

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas