The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 131
... Figure 2 . cracking of petroleum products power calcium carbide acetylene ethylene propylene nitrogen welding polyethylene plastics fibres chlorine acetaldehyde cyanamide chloroprene acrylonitrile conversion acetic acid acetic anhydride ...
... Figure 2 . cracking of petroleum products power calcium carbide acetylene ethylene propylene nitrogen welding polyethylene plastics fibres chlorine acetaldehyde cyanamide chloroprene acrylonitrile conversion acetic acid acetic anhydride ...
Page 149
... Figure 1 ) . The products in the case of the reaction chosen are the ions E + and N- , which are held together by electrostatic attraction as an ion pair at the right hand minimum of the graph ; beyond this point , further separation of ...
... Figure 1 ) . The products in the case of the reaction chosen are the ions E + and N- , which are held together by electrostatic attraction as an ion pair at the right hand minimum of the graph ; beyond this point , further separation of ...
Page 953
... Figure 10 : Example of theorem on extremal properties ( see text ) . the theorem . In fact ( Figure 10 ) , if the midpoints A ' and A " of a pair of sides of P. do not belong to K , it is pos- sible to strictly separate them from K by ...
... Figure 10 : Example of theorem on extremal properties ( see text ) . the theorem . In fact ( Figure 10 ) , if the midpoints A ' and A " of a pair of sides of P. do not belong to K , it is pos- sible to strictly separate them from K by ...
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acid activity addition administration appear atoms became become bonds called carbon cause central centre century charge Charles chemical chemistry Chess China Chinese combined common complete compounds containing continued cultural drugs early economic effect electrons elements energy established example Figure forces four give given groups hydrogen important increased industry involved ions Italy king known land later less literature living major mass materials ment metal methods molecular molecules move natural occur officials orbitals organic original party percent period play political population position possible present properties provinces reaction region remained represented result river rule separation social species structure substances successful temperature tion types United usually various