franny680 franny680 22-04-2024 Chemistry Answered What is the molar solubility of calcium fluoride in a buffer solution containing 0.45MHF (formic acid) and 0.20MNaF at 25 deg C? Ksp for CaF₂ is 3.4 times 10⁻¹¹, Ka for HF is 6.8 times 10.