Carbohydrates of biological importance to elderly and children

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

Which statement best explains the relationship between an area is geography and the temperature of its surface water

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