Chemical News and Journal of Industrial Science, Tomy 119-120Chemical news office., 1919 |
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Strona 8
... adding 10 cc . of 15 per cent TiCl3 solu- tion to 25-30 cc . of 5 per cent H2SO4 do not oxidise appreciably even on ... added , 10 cc . TiCl3 , and 10 cc . H2SO4 , boiled , and titrated . The table below gives results after chlorate had ...
... adding 10 cc . of 15 per cent TiCl3 solu- tion to 25-30 cc . of 5 per cent H2SO4 do not oxidise appreciably even on ... added , 10 cc . TiCl3 , and 10 cc . H2SO4 , boiled , and titrated . The table below gives results after chlorate had ...
Strona 10
... added , the precipitate filtered and washed well . ( The filtrate can be tested by the B. P. method ) . The copper will be in the solution , while the lead ( most if not all ) will be in the pre- cipitate . The precipitate is washed ...
... added , the precipitate filtered and washed well . ( The filtrate can be tested by the B. P. method ) . The copper will be in the solution , while the lead ( most if not all ) will be in the pre- cipitate . The precipitate is washed ...
Strona 13
... added . A deposition of crystals soon begins . When cold , the substance is filtered off and dried in a desiccator over potash . It consists of colourless needles , which are stable in dry air at ordinary temperatures but which evolves ...
... added . A deposition of crystals soon begins . When cold , the substance is filtered off and dried in a desiccator over potash . It consists of colourless needles , which are stable in dry air at ordinary temperatures but which evolves ...
Strona 19
... added ( algebraically ) to barometric pressure after all necessary corrections had been made to reduce the results to standard conditions . ( To be continued ) . RARE EARTHS . II . * By L. M DENNIS and P. A. van der MEULEN . ( Concluded ...
... added ( algebraically ) to barometric pressure after all necessary corrections had been made to reduce the results to standard conditions . ( To be continued ) . RARE EARTHS . II . * By L. M DENNIS and P. A. van der MEULEN . ( Concluded ...
Strona 24
... added exceeds the proportion of one molecule of acid to one of salt . The addition of more acid causes the appearance of an acid reaction . Apparently the aci - compound Lordship referred to the growing interest in science and | yields ...
... added exceeds the proportion of one molecule of acid to one of salt . The addition of more acid causes the appearance of an acid reaction . Apparently the aci - compound Lordship referred to the growing interest in science and | yields ...
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