hannahjacobs1187 hannahjacobs1187 23-01-2024 Chemistry contestada The pKa of HCOOH at 298 K = 3.8. The pKb of NH₄OH at 298 K = 4.8. The pH of a 0.1 M aq. solution of ammonium formate at 298 K isSolution in MalayalamA. 5.5B. 6C. 6.5D. 7