What is true about energy? (2 points) energy cannot be created during an ordinary chemical reaction. energy is used up during an explosion. there is more energy after a chemical reaction than before the reaction. when water melts, energy is created in the form of heat.

What is the value of keq for the reaction expressed in scientific notation

How many grams of aluminum will there be in 98g of al2o3?

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.