According to the periodic table, carbon has an atomic mass of 12.011 u. this indicates that the most abundant isotope of carbon is (2 points)

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

Calculate the number of molecules present in 0.750 mol of mgo.

The organs inside the body and how they function together