The New Encyclopaedia Britannica, Volume 4Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 132
... natural rub- ber , which contains only carbon and hydrogen . Natural rubber has a repeating unit of five carbon atoms . By starting with the unsaturated hydrocarbon isoprene ( CsHs ) , a polymer can be made with the spatial arrange ...
... natural rub- ber , which contains only carbon and hydrogen . Natural rubber has a repeating unit of five carbon atoms . By starting with the unsaturated hydrocarbon isoprene ( CsHs ) , a polymer can be made with the spatial arrange ...
Page 799
... natural levees of a complex delta contain lakes , swamps , marshes , and natural levees along abandoned river courses . The basins are wide and low in comparison with higher , narrow , natural levees along active channels , so for the ...
... natural levees of a complex delta contain lakes , swamps , marshes , and natural levees along abandoned river courses . The basins are wide and low in comparison with higher , narrow , natural levees along active channels , so for the ...
Page 1075
... natural cement deposits . In Mediterranean countries , there are many re- mains of Roman concrete construction . In more recent times , concrete with a natural cement or lime composi- tion was used notably by European engineers for the ...
... natural cement deposits . In Mediterranean countries , there are many re- mains of Roman concrete construction . In more recent times , concrete with a natural cement or lime composi- tion was used notably by European engineers for the ...
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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