If it takes ashley 3 seconds to run from the battere box to first base at an average speed of 4 meters per second, whar is the distance he covers?

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

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