Which system is used to measure physical properties? Most scientists use the
system, also known as the metric system, to measure physical properties of elements.
(THIS IS A FORENSICS SCIENCE QUESTION!)

According to the diagram; a) identify the anode of the cell and write the half-reaction that occurs there b) write the overall equation for the reaction that occurs as the cell operates c) calculate the value of the standard cell potential ,e cell. d)write the shorthand notation of the cell above e)indicate the flow of the electrons on the diagram

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

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %