4. Lactic acid is an organic compound produced in the muscle tissues during strenuous exercise when oxygen levels are low. A study of lactic acid shows that the pH of a 0.175 M solution is 2.30. What is the Ka of lactic acid

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

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