Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 4
... nitrogen . Such com- pounds , however , occur in small volumes as compared with the hydrocarbons . The first formula , CH2 + 2 , represents the paraffin hydrocarbons , of which the first member is methane , CH4 and which ranges at least ...
... nitrogen . Such com- pounds , however , occur in small volumes as compared with the hydrocarbons . The first formula , CH2 + 2 , represents the paraffin hydrocarbons , of which the first member is methane , CH4 and which ranges at least ...
Strona 25
... nitrogen thermo- meters , and in recent years there seems to be a preference to work with the constant volume nitrogen thermometer . In a previous paper ( 2 ) the authors determined the melting- and freezing - points of a number of ...
... nitrogen thermo- meters , and in recent years there seems to be a preference to work with the constant volume nitrogen thermometer . In a previous paper ( 2 ) the authors determined the melting- and freezing - points of a number of ...
Strona 27
... nitrogen therm . ( S.P.B. = 445'00 ) . 218'04 217'99 Platinum thermometer ( S.B.P. 306-08 305'95 = 444'70 ) 217.98 -- 306.02 Reduced mean , including all observations .. Reduced mean , excluding Jaquerod and Wassmer .. .. .. 217'970'08 ...
... nitrogen therm . ( S.P.B. = 445'00 ) . 218'04 217'99 Platinum thermometer ( S.B.P. 306-08 305'95 = 444'70 ) 217.98 -- 306.02 Reduced mean , including all observations .. Reduced mean , excluding Jaquerod and Wassmer .. .. .. 217'970'08 ...
Strona 38
... nitrogen being a sort of North Pole to be reached . It is doubtful whether reaching the North Pole is of any value to anybody but newspaper men , whereas the production of very low temperatures was bound to increase our know- ledge very ...
... nitrogen being a sort of North Pole to be reached . It is doubtful whether reaching the North Pole is of any value to anybody but newspaper men , whereas the production of very low temperatures was bound to increase our know- ledge very ...
Strona 39
... nitrogen at the tem- perature and pressure of the atmosphere , the process being continuous and costing nothing appreciable . But as the apparatus cannot be made quite heat - tight in practice , the air might have to go in under slight ...
... nitrogen at the tem- perature and pressure of the atmosphere , the process being continuous and costing nothing appreciable . But as the apparatus cannot be made quite heat - tight in practice , the air might have to go in under slight ...
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