In the waves lab, which type of wave did you produce

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 does the mass of 0.7891 mol of ferric oxide (fe2o3)

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?