Calculate the volume which 1.00 mole of a gas occupies at 1 atm and 298K?

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

What is the oxidation state of an individual bromine atom in nabro3?

A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy