At 10°c the gas in a cylinderhas a volume of 0.250 l. the gas is allowed to expand to 0.285 l .what must the final temperature be for the pressure to remain constant ?

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Which of these conditions most likely produces an unstable isotope?

Which fact represents evidence for the big bang theory?