Multiple Choice
Calculate the pH of a solution that contains 3.25 M HCN (Ka = 6.2 × 10-10) , 1.00 M NaOH and 1.50 M NaCN.
A) 8.28
B) 7.46
C) 9.25
D) 8.86
E) none of these
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q43: How many moles of Fe(OH)<sub>2</sub> [K<sub>sp</sub> =
Q44: The concentration of Al<sup>3+</sup> in a saturated
Q45: What is the pH of this solution?<br>A)
Q46: Calculate the pH of the final solution
Q47: A 200.0-mL sample of the weak acid
Q49: A 50.0-mL sample of 2.0 × 10<sup>-4</sup>
Q50: Consider a solution made by mixing 500.0
Q51: A titration of 100.0 mL of 1.00
Q52: In a solution prepared by adding excess
Q53: A 100.0-mL sample of 0.2 M (CH<sub>3</sub>)<sub>3</sub>N