Answer all please. so. Which of these combinations of (A) sodium chloride and ed

Question

Answer all please. so. Which of these combinations of (A) sodium chloride and edium (B) potassium carbonate and pouwiumi hicate ammonia and ammonium chloride (D) acetic acid and sodium aantale 3 2 12 51. The unbalanced equatioe foe the oriidation of ion in acidic solution is When balanced using smallest isaeger ooefficienti, the coefficients for Fe and Mro, will be rempectively (A) 1 and I (C) and Use Mandand reduction potentials to determine which of these reactions are EA) I and III I and IV (C) and IV The electrolysis of water in presence of Hso. (A) two moles of hydroges at the cathode and ome mole of owyges at the anode. (Ba two moles af hydrogen as the anole and one mole er select the osypen at the cathode. (C) one mole el hydrogen at the cathode and two moles ofesyren at the anode (b) one mole of hydrogen at the anode and moles af oxygen at the cathode Identify the reducing agent in tis reaction (A) Fe (Bo Alo, Feo, Al

Explanation / Answer

And 50 : sodium chloride and sodium hydroxide will not give buffer. A buffer is a mixture of weak acid and its salt. Also a mixture of weak base and its salt is a buffer. It maintains the constantcy of pH when small amounts of acid or bases are added.

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