ChemistryEasy63×since 2002Q2279Which of the following salt solutions would coagulate the colloid solution formed when FeCl3\mathrm{FeCl_3}FeCl3 is added to NaOH\mathrm{NaOH}NaOH solution, at the fastest rate?A10 mL of 0.15 mol dm−3^{-3}−3 CaCl2_22B10 mL of 0.2 mol dm−3^{-3}−3 AlCl3_33C10 mL of 0.1 mol dm−3^{-3}−3 Na2_22SO4_44D10 mL of 0.1 mol dm−3^{-3}−3 Ca3_33(PO4_44)2_22Check answerSkip