The mass of potassium dichromate crystals required to oxidise 750 cm3 of 0.6 M Mohr's salt solution is: (Given molar mass potassium dichromate = 294, Mohr's salt = 392) 1) 0.45 g 2) 2.2 g 3) 22.05 g 4) 0.49 g
The mass of potassium dichromate crystals required to oxidise 750 cm3 of 0.6 M Mohr's salt solution is: (Given molar mass potassium dichromate = 294, Mohr's salt = 392)
1) 0.45 g 2) 2.2 g 3) 22.05 g 4) 0.49 g
SOLUTION
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