What is the molar H3O+ ion concentration in an aqueous solution with an OH− ion concentration of 3.5×10-7 M?
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What is the molar H3O+ ion concentration in an aqueous solution with an OH− ion concentration of 3.5×10-7 M? What is the molar H3O+ ion concentration in an aqueous solution with an OH− ion concentration of 8.6×10-5 M?
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Answer:
poh=-log(3.5×10-7 M) poh=6.45 ph=14-6.45 ph=7.55 [H3O+] = 10^-pH = 10^-7.55 =2.81X10^-8M poh=-log(8.6×10-5 M) poh=4.06 ph=14-4.06 ph=9.94 [H3O+] = 10^-pH = 10^-9.94 =1.14X10^-10 M
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