You Are Given 5

Multiple Choice

You are given 5.00 mL of an H₂SO₄ solution of unknown concentration.You divide the 5.00-mL sample into five 1.00-mL samples and titrate each separately with 0.1000 M NaOH.In each titration the H₂SO₄ is completely neutralized.The average volume of NaOH solution used to reach the endpoint is 15.6 mL.What was the concentration of H₂SO₄ in the 5.00-mL sample?

A) 1.56 M
B) 3.90 M
C) 0.780 M
D) 0.156 M
E) 7.80 M