7. The titration of 25.0 mL of an unknown concentration H₂SO₄ solution requires 83.6 mL of 0.12 M LiOH solution. What is the concentration of the H₂SO₄ solution (in M)?
(A) 0.20 M
(B) 0.40 M
(C) 0.10 M
(D) 0.36 M

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