What is the average composition of the total vapor distilled and the composition of the liquid left? b. if this same vaporization is done in an equilibrium or flash distillation and 40 kg mol are distilled, what is the composition of the vapor distilled and of the liquid left?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?

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 the number of neutrons in an atom with atomic mass of 35