Solutions of 0.20 M NiCl, and 0.20 M NaPO, are mixed to produce solid Ni(POA). Which of the combinations below is the correct stoichiometric combination? Select the single best answer. a. 35 ml NiCl₂ and 52 mL Na₃PO₄ b. 60. ml NiCl₂ and 40. mL Na₃PO₄ c. 20. ml. NiCl₂ and 40. ml Na₃PO₄ d. 30. ml NiCl₂ and 30. ml Na₃PO₄