Which sample of copper has atoms with the lowest average kinetic energy? 1. 10. g at 45°c 2. 20. g at 35°c 3. 30. g at 25°c 4. 40. g at 15°c

it means there are 3 atoms of oxygen

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.