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10-06-2017
Chemistry

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How many moles of potassium hydroxide are needed to completely neutralize 1.56 mol phosphoric acid?

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LeChatNoir LeChatNoir

10-06-2017

3KOH + H₃PO₄ ----> K₃PO₄ + 3H₂O
3 moles 1 mole

3 moles KOH ------ 1 mole H₃PO₄
X moles KOH ------ 1,56 mol
X = 3×1,56
X = 4,68 moles of KOH

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