Question:
A primary standard grade As2O3 M M 197 84 weighing 0 2068 g
Last updated: 7/4/2023
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A primary standard grade As2O3 M M 197 84 weighing 0 2068 g is dissolved in NaOH and then acidified with HCI The resulting solution is then titrated with 42 45 mL of the KMnO4 solution MnO4 8H 5e Mn 4H O H3ASO3 H O H3ASO4 2H 2e Calculate the molarity of the KMnO4 solution A B B 0 04925 C A 0 09850 D C 0 01970 D 0 03254