Classify the following as either an anion or a cation. Na+ H3O+ CN- CrO42- Cu+ H3O+ C7H7+ Cl-

WILL GIVE BRAINLIEST

What three natural resources are found in the great lakes region

Melting 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.

What is the lowest number energy level where a d sublevel is found