NH3 may be minimized by holding the flask in an inclined position while the NaOH solution is being added. The alkaline solution runs down the side of the flask and forms a layer below the lighter acid solution. After adding the alkaline solution, the... Technical Gas and Fuel Analysis - Σελίδα 255των Alfred Holmes White - 1920 - 319 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
| United States. Bureau of Mines - 52 σελίδες
...of ammonia may be minimized by holding the flask in an inclined position while the sodium hydroxide solution is being added. The alkaline solution runs...forms a layer below the lighter acid solution. After the alkaline solution is added the flask is at once connected to the condensing apparatus and the solution... | |
| 1916 - 806 σελίδες
...of ammonia may be minimized by holding the flask in an inclined position while the sodiumhydroxide solution is being added. The alkaline solution runs...the solution mixed by gently shaking the flask. The ammonia (NH») is distilled over into a measured amount (10 cc.) of standard sulfuric-acid solution,... | |
| 1918 - 992 σελίδες
...cc.) to make the solution distinctly alkaline. The danger of loss of NH3 may be minimized by holding the flask in an inclined position while the NaOH solution...distilled over into a measured amount (10 cc.) of standard H2S04 solution, to which has been added sufficient cochineal indicator for titration. Care should be... | |
| Frederic M. Stanton, Arno Carl Fieldner - 1926 - 52 σελίδες
...of ammonia may be minimized by holding the flask in an inclined position while the sodium hydroxide solution is being added. The alkaline solution runs...forms a layer below the lighter acid solution. After the alkaline solution is added the flask is at once connected to the condensing apparatus and the solution... | |
| Cochrane Corporation (Philadelphia) - 1928 - 816 σελίδες
...to make the solution distinctly alkaline. The danger of loss of NH, may be minimized by holding ths flask in an inclined position while the NaOH solution...distilled over into a measured amount (10 cc) of standard HiSO, solution, to which has been added sufficient cochineal indicator for titration. Care should be... | |
| Frederic M. Stanton, Arno Carl Fieldner, Walter Alfred Selvig - 1929 - 58 σελίδες
...of ammonia may be minimized by holding the flask in an inclined position while the sodium hydroxide solution is being added. The alkaline solution runs down the side of the flask 35819°— 29 4 and forms a layer below the lighter acid solution. After the alkaline solution is added... | |
| 1930 - 722 σελίδες
...cc) to make the solution distinctly alkaline. The danger of loss of NH3 may be minimized by holding the flask in an inclined position while the NaOH solution...acid solution. After adding the alkaline solution, connect the flask at once to the condensing apparatus and mix the solution by gently shaking the flask.... | |
| John Quayle Cannon, Addams Stratton McAllister - 1930 - 706 σελίδες
...cc) to make the solution distinctly alkaline. The danger of lose of NHS may be minimized by holding the flask in an inclined position while the NaOH solution...acid solution. After adding the alkaline solution, connect the flask at once to the condensing apparatus and mix the solution by gently shaking the flask.... | |
| American Society for Testing and Materials - 1921 - 920 σελίδες
...cc.) to make the solution distinctly alkaline. The danger of loss of NHj may be minimized by holding the flask in an inclined position while the NaOH solution...the solution mixed by gently shaking the flask. The NHf is distilled over into a measured amount (10 cc.) of standard H2S04 solution, to which has been... | |
| American Society for Testing and Materials - 1914 - 1202 σελίδες
...of ammonia may be minimized by holding the flask in an inclined position while the sodium-hydroxide solution is being added. The alkaline solution runs...the solution mixed by gently shaking the flask. The ammonia (NH3) is distilled over into a measured amount (10 cc.) of standard sulfuric-acid solution,... | |
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