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  3. 1) suppose 500 ml of an 0.200 molar hcl acid is ti

1) Suppose 500 mL of an 0.200 molar HCl acid is titrated with 70.0 mL of...

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Chemistry

1) Suppose 500 mL of an 0.200 molar HCl acid is titrated with70.0 mL of a 1.00 M NaOH solution. What is the final pH of thesolution? The error interval is 0.1 pH units.

2) Suppose 500 mL of 0.100 M benzoic acid, which has apKa of 4.201, solution is titrated with 75.0 mLof a 1.00 M NaOH. What is the final pH? The error interval is +/-0.2 pH units.

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Answer Here 1 the required equation is like HCl NaOH NaCL H2O Number of moles 500 ml of Hcl 0200 500 1000 01 mol Number of moles of 70 ml of NaoH 100 70 1000 007 mol Hence it is a acid base    See Answer
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