Calculate the Mole Ratio of HCOONa to HCOOH Required to Make

question 145

Multiple Choice

Calculate the mole ratio of HCOONa to HCOOH required to make a buffer with pH of 3.62. K_a of HCOOH is 1.8 × 10^-4.

• A) 0.122
• B) 3.00
• C) 0.75
• D) 1.22
• E) 10.0

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