What year did ernest rutherford make his discovery

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.

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.