Answer:1)john.......had breakfast before his mom arrived.
John has a red car.
Explanation: 1 Past Perfect tense. Had had breakfast means that action was completed before the next action occurred.
2 Present tense. State of being now. Until he sells the car, he has it.
The best statement, I think, is that the volume is the same for any gas. If we assume we have an ideal gas, this statement is very valid since it has been established that at STP, where the temperature is 0 degrees Celsius and the pressure is 1 atm, the volume of 1 mole of gas is 22.4 L.
Artemis is the Greek goddess of the hunt, the wilderness, wild animals, the Moon, and chastity.
