Chemical News and Journal of Industrial Science, Tomy 99-100Chemical news office., 1909 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 6
... liquid it is weighed off in a published a method for the quantitative determination of small bulb with a sealed capillary , the tip of the capillary halogens in organic compounds based on the reducing being broken off before its ...
... liquid it is weighed off in a published a method for the quantitative determination of small bulb with a sealed capillary , the tip of the capillary halogens in organic compounds based on the reducing being broken off before its ...
Strona 15
... liquid was quickly poured into a beaker , the other half being left in contact with the iron in the flask . The liquid in the beaker on exposure to the air showed no cloudiness , no yellow coloration , and no separation of rust . In ...
... liquid was quickly poured into a beaker , the other half being left in contact with the iron in the flask . The liquid in the beaker on exposure to the air showed no cloudiness , no yellow coloration , and no separation of rust . In ...
Strona 18
... liquid was extracted , which did perature , the interaction was not so violent , and a small not boil at 210 ° under a pressure of 50 mm . , and decom . of SiH ( NC4H4 ) 3 in a nearly pure condition . When cooled posed rapidly above ...
... liquid was extracted , which did perature , the interaction was not so violent , and a small not boil at 210 ° under a pressure of 50 mm . , and decom . of SiH ( NC4H4 ) 3 in a nearly pure condition . When cooled posed rapidly above ...
Strona 21
... liquid ester ( [ a ] D −86 · 65 ° ) . An opportunity for further investigation of this point has been afforded by experiments made primarily with the view of ascertaining the degree of accuracy of a polari- meter in the University of ...
... liquid ester ( [ a ] D −86 · 65 ° ) . An opportunity for further investigation of this point has been afforded by experiments made primarily with the view of ascertaining the degree of accuracy of a polari- meter in the University of ...
Strona 22
... liquid after tion is allowed to stand a crystalline mass of boric acid and concentration with the addition of some ... liquids , François . - Hofmann supposed that the action of potash A , B , and C , B will tend to form a layer ...
... liquid after tion is allowed to stand a crystalline mass of boric acid and concentration with the addition of some ... liquids , François . - Hofmann supposed that the action of potash A , B , and C , B will tend to form a layer ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetic action alcohol alkali ammonia ammonium amount analysis antimony apparatus aqueous atomic weight B.Sc Bakelite barium boiling calcium calculated carbon cent Chem chemical Chemistry chloride colour columbite compounds concentration condensation containing copper crucible crystallisation decomposed derivatives determined dilute dioxide dissolved distilled effect electric electrodes electrolytic elements equation ether ethyl evaporated experiments extract filtered flask flour formed formula gases gives graphite grms guncotton heated hydrate hydrochloric acid hydrofluoric acid hydrogen hydroxide investigation iodine iron laboratory liquid metal method mgrm mineral mixture molecular molecules nitrate nitric acid nitrogen nitroglycerin observed obtained ordinary osmotic pressure oxalic oxalic acid oxide oxidised oxygen paper phenol platinum potassium precipitate prepared present Prof pure quantity radio-active radium reaction residue salt scandium shown silver Society sodium soluble solution solvent substance sulphate sulphide sulphuric acid tantalite tantalum tellurium temperature tion tube vapour volume yield