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Find the pH solution of NaOH and molarity of BaSO4.

1 .A 25.00 mL sample of 0.100 M CH3CO2H is titrated with 0.100 M NaOH.

What is the pH of the solution at the points where 24.5 and 25.5 mL of NaOH have been added? (Ka = 1.8 x 10-5)

1. 6.43, 11.00
2. 7.00, 8.00
3. 6.44, 9.85
4. 6.13, 9.85
5. 6.34, 11.00

2. What is the molarity of a saturated solution of BaSO4? (Ksp = 1.1 x 10-10)

A.2.0 x 10-5
B.5.0 x 10-6
C.1.0 x 10-5
D. 1.1 x 10-10
E. 2.2 x 10-10

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  • Category:- Chemistry
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