Encyclopædia Britannica, Τόμος 5Walter Yust Encyclopædia Britannica, 1960 |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 3 από τα 23.
Σελίδα 20
... catalysts . Sulphuric acid ( q.v. ) , itself a catalyst for many reactions , is produced in huge quantities with the aid of vanadium oxide cat- alysts which serve in the oxidation of sulphur dioxide to sulphur trioxide . Vanadium oxides ...
... catalysts . Sulphuric acid ( q.v. ) , itself a catalyst for many reactions , is produced in huge quantities with the aid of vanadium oxide cat- alysts which serve in the oxidation of sulphur dioxide to sulphur trioxide . Vanadium oxides ...
Σελίδα 21
... catalyst . Thus all reactions which involve only gases and which are catalyzed by a gaseous catalyst are homoge- neous . The same is true for reactions involving mutually soluble liquids or dissolved solids when the catalyst is soluble ...
... catalyst . Thus all reactions which involve only gases and which are catalyzed by a gaseous catalyst are homoge- neous . The same is true for reactions involving mutually soluble liquids or dissolved solids when the catalyst is soluble ...
Σελίδα 22
... catalyst cannot produce an independently occurring reverse reaction . By defini- tion , a negative catalyst cannot affect the reaction rate constant of any true elementary reaction . The only thing a negative catalyst can do , therefore ...
... catalyst cannot produce an independently occurring reverse reaction . By defini- tion , a negative catalyst cannot affect the reaction rate constant of any true elementary reaction . The only thing a negative catalyst can do , therefore ...
Άλλες εκδόσεις - Προβολή όλων
Encyclopædia Britannica: A New Survey of Universal Knowledge ... Walter Yust Προβολή αποσπασμάτων - 1946 |
Συχνά εμφανιζόμενοι όροι και φράσεις
19th century army battle became Bernadotte bishop born breed British castle catalyst cathedral Catherine Catholic cattle Catullus cause cavalry cellulose census Central America centre century Cephalopoda Cervantes chain chamber Chamberlain chancellor Charlemagne Charles Charles II Charles's chief church coast colour Costa Rica court crown death defeated developed died dorsal fin duke early east emperor England English especially favour force France French German Guatemala Guernsey Henry Honduras important Indian islands Italy John kiln king known land later London Lord Louis material Menado ment modern Nicaragua northern organization origin Panamá Paris parliament period pope population portland cement prince produced province railway region Roman Rome royal southern Spain Spanish Sweden tion town train ferries United usually whale World Yucatán peninsula