ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Chemistry Chemical Equilibrium 1

Question:
The pH of 10¯³ mol dm ¯³ of an aqueous solution of H₂OS₄ is

Option A):
2.0
Option B):
2.7
Option C):
1.5
Option D):
3.0

Correct Answer is Option B):
2.7