What are the 5 evidence of a chemical reaction has occurred and has created a brand substance

A substance's particles are in constant, random motion. The energy of this motion is A. potential energy and is present in only the liquid and gas states. B. potential energy and is present in all states of matter. C.

When performing your experiment, you add your first drop of oleic acid/benzene solution, and a lens forms immediately. what is wrong with your setup, and how can it be corrected?

When 0.105 mol propane, c3h8 is burned in an excess of oxygen, how many moles of oxygen are consumed? the products are carbon dioxide and water. you have to properly balance the equation before you can answer this question?

Substances undergo chemical reactions, which keep the same properties as the original substance

At 400 k, the equilibrium constant for the reaction is kc = 7.0. br2 (g) + cl2 (g) 2brcl (g) a closed vessel at 400 k is charged with 1.00 m of br2 (g), 1.00 m of cl2 (g), and 3.00 m of brcl (g). a. write the equilibrium expression for this reaction.

Why do you think the transition metals are 10 columns wide?

What is released when a election returns to a lower state of energy

Which of the following elements has its highest energy electrons in an "s" atomic orbital? radiium (Ra) neon (Ne) aluminum (Al) lanthanum (La)

About how long does it take for the Sun to make one rotation on its axis?

Does a physical change affect the identity of a substance