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JEE Main2004ChemistryIonic EquilibriumActual

The conjugate base of H ₂ PO ₄⁻ is

Options

  1. APO ₄³⁻
  2. BHPO ₄²⁻
  3. CH ₃ PO ₄
  4. DP ₂ O ₅

Correct answer

B. HPO ₄²⁻

Step-by-step solution

6.02 10⁺²⁰ molecules of urea is present in = 0.0001 1000 100 =0.01 M

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