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Serah
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Calculate the PH of a buffer solution by mixing 74ml of 1.0M lactic acid and 25ml of 1.0 sodium lactate having a Pka of 3.86
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is Urban the context word for City???
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Jackie has $20 to spent in her sisters present.She spent one fourth on colored pencils,then two fourths of what is left on a necklace.how much is spent on the necklace
