A) zero
B) 2.0
C) 4.0
D) 7.0
Correct Answer: D
Solution :
\[10\text{ }mL\text{ }0.2\text{ }M\text{ }NaOH=10\text{ }mL\text{ }0.1\text{ }M\text{ }{{H}_{2}}S{{O}_{4}}\] \[10\times 0.2\]equivalent\[\equiv 10\times 0.2\]equivalent The solution will neutral hence its pHwill be 7.
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