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  • Stoichiometry: Moles Required for Acid-Base Neutralization (HNO3 & KOH)
    One mole of KOH is required to neutralize one mole of HNO3. Here's why:

    * HNO3 (Nitric Acid) is a strong monoprotic acid. This means it donates one hydrogen ion (H+) per molecule when dissolved in water.

    * KOH (Potassium Hydroxide) is a strong monoprotic base. This means it accepts one hydrogen ion (H+) per molecule when dissolved in water.

    The neutralization reaction looks like this:

    HNO3 (aq) + KOH (aq) → KNO3 (aq) + H2O (l)

    In this reaction:

    * One mole of HNO3 releases one mole of H+ ions.

    * One mole of KOH accepts one mole of H+ ions.

    Therefore, a 1:1 molar ratio is needed for complete neutralization.

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