Question

which is more stable H3PO4 or H3AsO4

Answer 1

H3PO4 is more stable

Answer 2

$</p><p>\huge\underline\bold\red{HELLO}$

$\huge\underline\bold\blue{ANSWER}$

H3PO4 has more EN atoms than H3AsO3 first of all. So it wins that first (checkmark more ability to stabalize a negative charge therefore more stable and that means stronger acid. ... All of the oxygen atoms on the H3AsO3 are bonded to the 3 H atoms.