Which must be included when drawing ray diagrams? check all that apply. focal point lens focal length three easy rays axis

Which other elements contain the same number of outer electrons as sodium

In a copper wire, a temperature increase is the result of which of the following

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