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The mass of potassium dichromate crsytals required to oxidise 750 c`m^3` of 0.6 M Mohr's salt solution is (Given, molar mass : Potassium dichromate = 294, Mohr's salt = 392)
A. |
0.49 g |
B. |
0.45 g |
C. |
22.05 g |
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D. |
2.2 g |