09/08/20

A buffer solution of pH 4.62 is to be prepared from acetic acid(Ka = 1.80 x 10-5). What must be the molar ratio of acetate ion to acetic acid in this solution to obtain this pH?

A buffer solution of pH 4.62 is to be prepared from acetic acid (with Ka = 1.80 x 10-5, sodium acetate and water. What must be the molar ratio of acetate ion to acetic acid in this solution to... more

09/01/20

How many milligrams of calcium are in 1.32 g of calcium carbonate?

How many milligrams of calcium are in 1.32 g of calcium carbonate?

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