The New Encyclopaedia Britannica, Volume 4Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 147
... reaction mecha- nisms is important for many reasons , including the help it gives in understanding and controlling chemical reac- tions . Many reactions of great commercial importance can proceed by more than one reaction path ...
... reaction mecha- nisms is important for many reasons , including the help it gives in understanding and controlling chemical reac- tions . Many reactions of great commercial importance can proceed by more than one reaction path ...
Page 149
... reaction rates Correla- tion of rate with structural. ing to a second valley ( the products ) . Thus , although the transition state represents a peak on the single curve de- picted , it ... reaction can Chemical Reactions , Mechanisms of ...
... reaction rates Correla- tion of rate with structural. ing to a second valley ( the products ) . Thus , although the transition state represents a peak on the single curve de- picted , it ... reaction can Chemical Reactions , Mechanisms of ...
Page 175
... react chemically , an increase in temperature increases the fraction of the collisions that lead to reaction . The direct reaction of hydrogen molecules with oxygen molecules has too high an activation energy to be sig- nificant near ...
... react chemically , an increase in temperature increases the fraction of the collisions that lead to reaction . The direct reaction of hydrogen molecules with oxygen molecules has too high an activation energy to be sig- nificant near ...
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acid activity administration ammonia army atomic orbitals became benzene bonds called carbon atoms cells central centre Ceylon Ch'in Chaetognatha Charadriiformes Charles Chaucer Chekiang chemical bond chemical reactions chemistry chemoreception Chess Chicago children's literature Chile China Chinese chloride chlorine Chou common complex compounds covalent covalent bonds cultural disease drugs dynasty early economic electrons elements emperor energy example fluorine groups Hopeh hydrogen important increased industry insects involved ions king known land large number Lo-yang major mass material ment metal methods molecular molecules nitrogen northern nuclei occur officials orbitals organic oxide oxygen party percent period political population provinces quartets reactants receptors region reign result river separation Shang shell Sinhalese social sodium sodium chloride southern species structure substances sulfonamide sulfur sulfuric acid Szechwan T'ang Taoist temperature tion Tsung turtles Yangtze