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11.4mL of 0.7 M NaOH was used to titrate 5.0mL hydrochloric acid. What is the molarity of the acid?

a) 0.3
b) 1.6
c) 3.9
d) 5.0
e) 8.1

Can someone answer this question and explain how to get the answer?

  • Chemistry -

    Write and balance the equation.
    mols NaOH = M x L = ?
    mols HCl = mols NaOH (look at the coefficients in the equation)
    M HCl = mols HCl/L HCl

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