Describe how breaking and forming of bonds affects how energy changes in a chemical reaction.

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

What three natural resources are found in the great lakes region

Gymnast always perform on padded mats. how does the mats protect the gymnast