Identify the fourth-row element X that forms the ion. Identify the fourth-row element X that forms the ion. Se Ge As Kr

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy

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

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.