Go back to the simulation and increase the number of molecules of heavy species to 700. What change do you observe? link http://contentstore. ple. platoweb. com/content/sharedmedia/phet_sims_b atch2/gas-properties/gas-properties _en. html

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

Write a balanced equation showing the formation of copper (ii) nitrite from its elements

The limiting reactant(s) appeared to be