Sebanyak 20 mL larutan NaOH 0,15 M tepat dinetralkan oleh 30 mL larutan HCl. Molaritas HCl adalah... M.

Answer and explanation

Correct answer: D. 0,1

mol NaOH = 0,15 x 20/1000, sama dengan mol HCl. Molaritas HCl = mol / 30 mL = 0,1 M.

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