30.00 mL of a H2SO4 Solution with an unknown concentration was titrated to a phenolphthalein endpoint with 45.43 mL of a 0.1231M NaOH solution.

Question

Question

What is the concentration of the H2SO4 solution?

Answer 1

Answer #1

Balanced chemical reaction equation:

H2SO4 + 2 NaOH → Na2SO4 + 2 H2O

(45.43 mL) x (0.1231 M NaOH) x (1 mol H2SO4 / 2 mol NaOH) / (30.00 mL H2SO4) = 0.0932 M H2SO4

Answer 2

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