Quantitative Chemistry: Stoichiometry and Solutions

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Multiple Choice

If 1 mole of H3PO4 is reacted with 1 mole of X(OH)2 as: H3PO4 + X(OH)2 → XHPO4 + 2H2O. Then which of the following statements is correct

  1. The equivalent weight of base is (molecular wt./3)
  2. The eq. wt. of H3PO4 is 98/3
  3. The resulting solution is required 1 mole NaOH for completing neutralisation.
  4. 1 mole X(OH)2 more required 1 mole NaOH for complete neutralisation.
  5. None of these
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