A student was holding a metal rod to a candle flame. After a while he noticed that his hand was getting hot. a. Radiation
b. Conduction
c. Convection
d. Transformation

For the following, determine the type of reaction and then give products.

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.

An atom with 7 protons, 6 neutrons, and 7 electrons has an atomic mass of amu. (enter a whole number.) numerical answers expected! answer for blank 1: