Calculate the [H+], [OH-], pH, pOH for the resulting solution if 20.00 mL sample of 0.2650...

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Calculate the [H⁺], [OH^-], pH, pOH for theresulting solution if 20.00 mL sample of 0.2650 M NaOH wastitrated with 21.33 mL of 0.1175 MH₂SO_4.

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4.5 Ratings (984 Votes)

Â Â Â H2SO4Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â NaOH

MAÂ Â = 0.1175MÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â MB = 0.2650M

VAÂ Â Â = 21.33mlÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â VBÂ Â = 20ml

Â Â Â Â Â Â Â Â Â Â MÂ Â Â =Â Â Â Â MBVB-MAVA/VA + VB

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â =Â Â Â 0.2650*20-0.1175*21.33/21.33+20

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 2.793725/41.33Â Â = 0.0676M

Â Â Â Â Â MÂ Â Â = [OH^-]Â Â = 0.0676M

Â Â Â Â Â [H^+]Â Â Â = Kw/[OH^-]

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 1*10^-14/(0.0676)Â Â Â = 1.48*10^-13M

Â Â Â Â Â Â POHÂ Â = -log[OH^-]

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = -log0.0676

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 1.17

Â Â Â Â Â Â Â Â PH = 14-POH

Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 14-1.17Â Â = 12.83

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Calculate the [H+], [OH-], pH, pOH for the resulting solution if 20.00 mL sample of 0.2650...

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Chemistry

Calculate the [H⁺], [OH^-], pH, pOH for theresulting solution if 20.00 mL sample of 0.2650 M NaOH wastitrated with 21.33 mL of 0.1175 MH₂SO_4.

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Calculate the [H+], [OH-], pH, pOH for the resulting solution if 20.00 mL sample of 0.2650...

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Chemistry

Calculate the [H+], [OH-], pH, pOH for theresulting solution if 20.00 mL sample of 0.2650 M NaOH wastitrated with 21.33 mL of 0.1175 MH2SO4.

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Calculate the [H⁺], [OH^-], pH, pOH for theresulting solution if 20.00 mL sample of 0.2650 M NaOH wastitrated with 21.33 mL of 0.1175 MH₂SO_4.