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Formic acid, (HCOOH). It partially ionizes when mixed with water according to the following chemical reaction:  HC00H+H20→H30++HC00Write down the expression for the reaction quotient when formic acid is mixed with water as shown above. If at equilibrium the concentration of HCOOH is 0.6 M, HCOO- is 0.3 M and H+ is  3.6 x 10-4, calculate the equilibrium constant Ka

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