Instruction in chemical analysis, quantitative [tr. and] ed. by J.L. Bullock |
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Página 2
... Permanganate of potassa added to a solution of sulphate of protoxide of iron , acidified with sulphuric acid , immediately converts the protoxide of iron to sesquioxide ; the permanganic acid , which is characterized by its intense ...
... Permanganate of potassa added to a solution of sulphate of protoxide of iron , acidified with sulphuric acid , immediately converts the protoxide of iron to sesquioxide ; the permanganic acid , which is characterized by its intense ...
Página 3
... permanganate of potassa , we arrive at once at an accurate knowledge of the corresponding amount of protoxide of iron . As the process of measuring is mostly resorted to , in preference to that of weighing , for determining the quantity ...
... permanganate of potassa , we arrive at once at an accurate knowledge of the corresponding amount of protoxide of iron . As the process of measuring is mostly resorted to , in preference to that of weighing , for determining the quantity ...
Página 33
... permanganate of potassa alone cannot bear contact with caoutchouc . § 22 . II . Gay - Lussac's Burette . Fig . 19 represents what I consider the most practical form of this instrument . I make use of two sizes , one of 50 cub . cent ...
... permanganate of potassa alone cannot bear contact with caoutchouc . § 22 . II . Gay - Lussac's Burette . Fig . 19 represents what I consider the most practical form of this instrument . I make use of two sizes , one of 50 cub . cent ...
Página 34
... permanganate of potassa , that the method of reading off requires some slight modification , since , in that case , the upper border of the dark zone is held to be the limit of the liquid ; and the best way , accordingly , is to place ...
... permanganate of potassa , that the method of reading off requires some slight modification , since , in that case , the upper border of the dark zone is held to be the limit of the liquid ; and the best way , accordingly , is to place ...
Página 78
... permanganate of potassa of known strength . I will , how- ever , adduce here a few more examples in illustration of this principle . Suppose we have prepared a solution of chloride of sodium containing in 100 cubic centimetres 0.5846 ...
... permanganate of potassa of known strength . I will , how- ever , adduce here a few more examples in illustration of this principle . Suppose we have prepared a solution of chloride of sodium containing in 100 cubic centimetres 0.5846 ...
Palavras e frases frequentes
accurate results acid solution alkaline alumina ammonia analysis antimony arsenic acid baryta beaker bichloride of platinum binoxide boiling carbonate of soda carbonic acid Chem chloride of ammonium chloride of potassium chloride of sodium chromate chromic acid cipitate color compounds contains converted cubic centimetres decantation decomposed decomposition Determination dilute dish dissolves dried evaporation excess filter filtrate flask fluid fused glass grammes hydrated hydrochloric acid ignition insoluble in water iodide iodine latter lime magnesia manganese mercury metallic method mixed mixture nickel nitrate nitric acid operation oxalic acid oxide oxide of lead permanganate of potassa phosphate phosphoric acid platinum and chloride porcelain portion prakt precipitate present pure quantity readily red heat residue salt separation sesquioxide of chromium sesquioxide of iron silicic acid soluble solution of chloride strontia substance sulphate sulphide of ammonium sulphuretted hydrogen sulphuric acid teroxide tube volatile volumetrical wash weighed zinc
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