JEE Main 20199 Jan, Morning shiftChemistryMediumEquilibrium123× since 2002
20 mL of 0.1 M H₂SO₄ solution is added to 30 mL of of 0.2 M NH₄OH solution. The pH of the resultant mixture is : [pk_b of NH₄OH = 4.7].
JEE Main 2019 · 9 Jan, Morning shift · Q1302