Dna is made up of nitrogenous base pairs. the bases bond in which of the following patterns?

How does the motion of particles in a gas change as the gas cools

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)

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2