Answer: pH = 7.36. The pKa of H2PO4− is 7.21.
Explanation:
Not sure, but I would guess it's due to environmental factors, like heat, and imperfections in the metal. Just an educated guess, though.
Reliable results are results that can be... A: Communicated
33.11 trillion kilometers is equivalent to 3.5 light years
hope this helps :)<span />
