John puts 1250 psi of oxygen, 780 psi of nitrogen and 550 psi of helium in a scuba tank. what is the total pressure?

What is wong with this sentence cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

What does water to a paste meaning?

According to the speaker, decisions in west african villages are made through discussions led by heroic nobles wise historians elected representatives appointed chiefs