Answer:
The mass of the copper is 3.00kg
Explanation:
It would have 8 protons because an element's atomic number is equal to it's number of protons.
It is allotroph of carbon so it shows metal properties
The gap between the two flasks is partially evacuated of air creating a near vacuum which significantly reduces heat transfer by conduction or convection
That statement is false. Stored energy is potential energy. Kinetic is a word that refers to motion. Kinetic energy is the energy of motion not stored energy.