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KMnO = 0.2004 gram Na C O . Calculate the percentage of sulphide sulphur in the sample. !Answer!: 0.050%. What weight of pyrolusite containing 89.21% MnO will oxidize the same amount of oxalic acid as 37.12 cc. of a permanganate solution, of which 1 cc. will liberate 0.0175 gram of I from KI? !Answer!: 0.2493 gram.
In Machinery and Agricultural Halls, respectively, Great Britain has 37,125 and 18,745 feet; Germany, 10,757 and 4875; France, 10,139 and 15,574; Belgium, 9375 and 1851; Canada, 4300 and 10,094; Brazil, 4000 and 4657; Sweden, 3168 and 2603; Spain, 2248 and 5005; Russia, 1500 and 6785; Chili, 480 and 2493; Norway, 360 and 1590.
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