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O hydrogen bonds of the water molecules with oxalato - groups . There is , however , one point which requires an explanation , viz . why these bands remain in almost the same position on deuteriation . In this case the explanation given ...
O hydrogen bonds of the water molecules with oxalato - groups . There is , however , one point which requires an explanation , viz . why these bands remain in almost the same position on deuteriation . In this case the explanation given ...
Trang 1030
Hydrogen fluoride was prepared by the thermal decomposition of sodium hydrogen fluoride , and further purified . The concentration of HF was not less than 99 % . The experiments were carried out in an air - tight Teflon apparatus .
Hydrogen fluoride was prepared by the thermal decomposition of sodium hydrogen fluoride , and further purified . The concentration of HF was not less than 99 % . The experiments were carried out in an air - tight Teflon apparatus .
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The addition of sulphuric acid ( Ig CL -0.9 and above ) not only displaces the equilibrium in the reaction Cu ° + Cu2 + + 20+ to the right but also promotes the formation , in the main bulk of products , of copper ( 1 ) hydrogen ...
The addition of sulphuric acid ( Ig CL -0.9 and above ) not only displaces the equilibrium in the reaction Cu ° + Cu2 + + 20+ to the right but also promotes the formation , in the main bulk of products , of copper ( 1 ) hydrogen ...
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