If we place another identical ball onto the table, the situation changes. Now there s one ball with energy, and one that is not moving (its speed is 0 m/s). Calculate the total thermal energy of the system by adding the energy of each ball.

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy