The table shows the mass and melting point of some substances. part 1. what will be the values of w and y for 1 kg of each substances? part 2. explain your answer for part 1.

Which best describes how johannes kepler developed his laws of planetary motion

Ammonia and oxygen react to form nitrogen monoxide and water, like this: 4nh3 (g) + 5o2 (g) → 4no (g) + 6h2o (g) also, a chemist finds that at a certain temperature the equilibrium mixture of ammonia, oxygen, nitrogen monoxide, and water has the following composition: compound pressure at equilibrium nh3 65.1atm o2 31.3atm no 62.7atm h2o 65.8atm compound pressure at equilibrium nh3 65.3 atm o2 7.79 atm no 12.1 atm h2o 65.8 atm calculate the value of the equilibrium constant kp for this reaction. round your answer to 2 significant

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?