Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3755Chemical news office., 1932 |
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Strona 213
... solution of sodium hydroxide solution at 60-80 ° C . The operating conditions are chosen so as to produce gas at a uniform rate throughout the run . A special and most interesting applica- tion of hydrogen is in connection with the ...
... solution of sodium hydroxide solution at 60-80 ° C . The operating conditions are chosen so as to produce gas at a uniform rate throughout the run . A special and most interesting applica- tion of hydrogen is in connection with the ...
Strona 214
... solution is 13.41 . ) the experimental values given above , that he may have taken the S.G. to be 2.1 . If he had emplayed 2.17 as the S.G. instead of 2.1 , his result would have been 5.068 x 2.1 2.17 = 4.902 . Even if he did not use ...
... solution is 13.41 . ) the experimental values given above , that he may have taken the S.G. to be 2.1 . If he had emplayed 2.17 as the S.G. instead of 2.1 , his result would have been 5.068 x 2.1 2.17 = 4.902 . Even if he did not use ...
Strona 224
... solution of the calcium sulphate . Thus , sulphuric acid of specific gravity 1.75 is rapidly added to calcium carbonate in 35-40 per cent . excess over that required for neutralisation . Alternatively , a lower ex ess of oleum or R.O.V. ...
... solution of the calcium sulphate . Thus , sulphuric acid of specific gravity 1.75 is rapidly added to calcium carbonate in 35-40 per cent . excess over that required for neutralisation . Alternatively , a lower ex ess of oleum or R.O.V. ...
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