I need help for my science HW

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.

Identify the electromagnets with poles that are reversed from the electromagnet shown above

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide