What is the volume of gas at 2.00 atm and 200.0 K if it’s original volume was 300.0 L at 0.250 atm and 400.0 K

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)

Which is the most concentratic acid

Organisms are classified as producer or consumers according to the way they ?