You have a 2.0 M solution of magnesium chloride (MgCl2). The total volume is 600 ml. You take 300 ml of

the solution and put it in a new flask and then add 300 ml pure water. What is the molarity of the solution

now?

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)