Calculate the PH of a Solution Formed by Mixing 525

question 74

Multiple Choice

Calculate the pH of a solution formed by mixing 525 mL of 0.50 M H₂CO₃ with 355 mL of 0.87 M NaHCO₃.The K_a for H₂CO₃ is 4.3× 10^-7.

• A) 4.63
• B) 10.31
• C) 6.44
• D) 6.30
• E) 4.18

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