The Chemical News and Journal of Physical Science, Volumes 29-30Griffin, Bohn and Company, 1874 |
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Page 19
... grms . of boiling water upon 200 grms . of ice a temperature of , say 12 ° C. will be obtained when the ice is melted . Thus 200 grms . of boiling water in falling to 12 ° have given up 88 times 200 , or 17,600 heat - units . These heat ...
... grms . of boiling water upon 200 grms . of ice a temperature of , say 12 ° C. will be obtained when the ice is melted . Thus 200 grms . of boiling water in falling to 12 ° have given up 88 times 200 , or 17,600 heat - units . These heat ...
Page 81
... grms . of the bark in powder , and boils with 50 grms . alcohol at 90 per cent , mixed with FOREIGN 5 grms . of a lye of silicate of soda , very alkaline and caustic , and marking 40 ° B. After boiling for three minutes he filters , and ...
... grms . of the bark in powder , and boils with 50 grms . alcohol at 90 per cent , mixed with FOREIGN 5 grms . of a lye of silicate of soda , very alkaline and caustic , and marking 40 ° B. After boiling for three minutes he filters , and ...
Page 146
... grms . bichromate of potash at 30 ° . It is well rinsed , and then dyed in a bath of 1 kilo . fustic , 200 grms . orchil , 100 grms . indigo - carmine , 500 grms . alum , and 100 grms . sulphuric acid . These proportions are varied ...
... grms . bichromate of potash at 30 ° . It is well rinsed , and then dyed in a bath of 1 kilo . fustic , 200 grms . orchil , 100 grms . indigo - carmine , 500 grms . alum , and 100 grms . sulphuric acid . These proportions are varied ...
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acetic action adulteration alcohol alkaline alumina ammonia amount analysis aniline apparatus applied atomic weight bodies boiling bromine calcium carbonic acid caustic cent charcoal Chemical Notices Chemistry chemists chloric acid chloride coal colour compound condensed containing copper crystalline cymene decomposed decomposition determination dilute dissolved distilled effect ether evaporation examined experiments filtered filtrate flask formed furnace gases gives glass grms heat hydrate hydrochloric acid hydrogen Improvements insoluble iron lime liquid litre magnetic manufacture matter mercury metal method mineral mixed mixture nitrate nitric acid nitrogen Notices from Foreign observed obtained ordinary oxalic oxide oxygen paper pass phosphate phosphoric acid platinum portion potash potassium precipitate present pressure produced proportion pure quantity reaction residue salt sample sewage silicate silver Society soda sodium soluble solution specific gravity steam substances sulphate sulphide sulphuric acid surface tannin temperature thallium tion tube vapour washed zinc