Chemistry

If 27.0 mL of Ca(OH)2 with an unknown concentration is neutralized by 32.40 mL of 0.185 M HCl, what is the concentration of the Ca(OH)2 solution?

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  1. 2n Ca(OH)2= n HCl
    2[c Ca(OH)2 v Ca(OH)2] = c HCl v HCl
    c Ca(OH)2= c HCl v HCl/2v Ca(OH)2
    c Ca(OH)2= (0.158M)(32.40mL)/2(27mL)
    c Ca(OH)2= 0.111M
    pls. check if it's right:)

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