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Identify the correct acid-base pair from the following pairs: O C6H5CO2H, C6H5CO2 OH3CH2CH2NH3, H2NCH2CH2NH2 OH30, OH O H2CO3. CO32- The Ksp of CaF2 is 3.2x10-11,

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Identify the correct acid-base pair from the following pairs: O C6H5CO2H, C6H5CO2 OH3CH2CH2NH3, H2NCH2CH2NH2 OH30, OH O H2CO3. CO32- The Ksp of CaF2 is 3.2x10-11, calculate the concentration of Ca2+ in 0.0500 MF. 2.0x10-4 M 1.3x10-8 M O 2.5x10-7M 5.7x10-6 M

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