What is the volume of 325 g of metal with a density of 9.0 g/cm3

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present