brigitblack66 brigitblack66

18-06-2019
Chemistry

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A student completes a titration by adding 12.0 milliliters of NaOH(aq) of unknown concentration to 16.0 milliliters of 0.15 M HCl(aq). What is the molar concentration of the NaOH(aq)?
1)5.0 M
2)0.20 M
3)0.11 M
4)1.1 M

Respuesta :

shakha2017 shakha2017

18-06-2019

12×C(NaOH)=16×0.15

C(NaOH)=(16×0.15)÷12=0.2

Answer: 2) 0.20M

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