Seudónimo Seudónimo 16-03-2021 Chemistry contestada What is the [H3O+] in 0.550 molar C6H5COOH? Given: pKa = 4.19 A. 5.96 × 10-3 molar B. 9.38 × 10-3 molar C. 0.76 × 10-3 molar D. 5.96 × 103 molar