beaumontsydnie0 beaumontsydnie0 30-01-2024 Chemistry contestada H3C5H5O7 is a polyprotic acid. Ka1 = 8.7 x 10-4, Ka2 = 1.8 x 10-5 & Ka3 = 4.0 x 10-7. Calculate the concentration of the HC5H5O72- ion in solution.