A student has a salt water solution. When the student adds more salt to the solution it completely dissolves. What type of solution did the student start with? unsaturated

saturated

supersaturated

How many neutrons does a atom of cobalt have?

Which metal exist in liquid state and can be cut with knife ?

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.