seagleD1948 seagleD1948

22-03-2024
Chemistry

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Two buffer solutions were prepared to a total volume of 1L. Buffer 1 contains 1.0M formic acid & 1.0M sodium formate and Buffer 2 contains 0.1M formic acid & 0.1M sodium formate. What is the pH for Buffers 1 & 2 if the Ka is 1.8 × 10⁻⁴?
a) pH₁ = 3.74, pH₂ = 2.74
b) pH₁ = 2.74, pH₂ = 3.74
c) pH₁ = 4.74, pH₂ = 3.74
d) pH₁ = 3.74, pH₂ = 4.74

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