A beaker contains 50.0 mL of 0.0500 M Ca(NO₃)₂ at 25 °C
CHEMISTRY · Subjective · AP · Chemistry · Acids and Bases · Acids and Bases
Problem
A beaker contains 50.0 mL of 0.0500 M Ca(NO₃)₂ at 25 °C. What minimum volume of 0.100 M NaF must be added (assume volumes are additive) before CaF₂(s) just begins to form? The solubility-product constant for CaF₂ is Ksp=3.9×10−11.