what is the ph of a 0.101M what is the ph of a 0.101M east.cengagenow.com Cen Ce

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what is the ph of a 0.101M

what is the ph of a 0.101M

east.cengagenow.com Cen Cengage Cengage Cengage CengageOnline t... ahs.c... hapters . Ka: Calcu 8. Kb: Calcul 9. Ka: Weak 10. Kb: Weak. Use the References to access important values if needed for this question. The substance phenol (C6H5OH) is a weak acid (Ka- 1.0x10-10, What is the pH of a 0.101 M aqueous solution of sodium phenoxide, NaC6H50? 11. Salt So. Question Question Question 12. Buffers: 2rec This solution is [neutral An error has been detected in your answer. Check for typos, miscalculations etc. before submitting your answer 13. Buffers:

Explanation / Answer

Usng Hendersons equation for weak acid aqueos solution

pH=pKa+log10C

given Ka=10-10

pKa=-log10(Ka)=10

C=0.101M

Substituing in equation we get

pH=10+log10(0.101)=9

Solution is basic

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