How many protons? Look at the atom in the image. It's written in atomic notation. How many protons are located in this
element?
63
29.
isotopic-notation-copper
In the copper atom, there are
protons in the nucleus.

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?