Search for: For the reaction BaF2(s)+2H+(aq)⇌Ba2+(aq)+2HF(aq), Kc=2.56M the solubility of BaF2in a buffer solution of pH= 2.0 is For the reaction BaF2(s)+2H+(aq)⇌Ba2+(aq)+2HF(aq), Kc=2.56M the solubility of BaF2in a buffer solution of pH= 2.0 is A0.03MB0.08MC0.06MD0.04M Register to Get Free Mock Test and Study Material Grade ---Class 6Class 7Class 8Class 9Class 10Class 11Class 12 Target Exam JEENEETCBSE +91 Preferred time slot for the call ---9 am10 am11 am12 pm1 pm2 pm3 pm4 pm5 pm6 pm7 pm8pm9 pm10pmPlease indicate your interest Live ClassesRecorded ClassesTest SeriesSelf LearningVerify OTP Code (required) I agree to the terms and conditions and privacy policy. Solution:Lets be the solubility of' BaF2 , in a buffer solution of pH= 2 (i.e. [H+] = 10-2M). Then BaF2(s)+2H+(aq)→Ba2+(aqs)+2HF2s(aq)Kc=Ba2+[HF]2H+2=(s)(2s)210−2M2; 4s3=10−2M2Kc=10−2M2(2.56M)s=10−4M2(2.56M)41/3=64×10−6M1/3=4×10−2MRelated content USA Full Form – United States of America NRC Full Form – National Register of Citizens Distance Speed Time Formula Refractive Index Formula Mass Formula Electric Current Formula Ohm’s Law Formula Wavelength Formula Electric Power Formula Resistivity Formula