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Periodic Table of the Elements: Xenon
(Encyclopedia)Periodic Table of the Elements: Xenon ...Periodic Table of the Elements: Ytterbium
(Encyclopedia)Periodic Table of the Elements: Ytterbium ...Periodic Table of the Elements: Yttrium
(Encyclopedia)Periodic Table of the Elements: Yttrium ...Periodic Table of the Elements: Zinc
(Encyclopedia)Periodic Table of the Elements: Zinc ...Periodic Table of the Elements: Zirconium
(Encyclopedia)Periodic Table of the Elements: Zirconium ...Periodic Table of the Elements: Thallium
(Encyclopedia)Periodic Table of the Elements: Thallium ...Cannizzaro, Stanislao
(Encyclopedia)Cannizzaro, Stanislao stänēsläˈō kän-nēt-tsäˈrō [key], 1826–1910, Italian chemist. From 1861 he was professor at Palermo and from 1871 at Rome, where he was also a member of the senate and...Gerhardt, Charles Frédéric
(Encyclopedia)Gerhardt, Charles Frédéric shärl frādārēkˈ zhārärˈ [key], 1816–56, French chemist, b. Strasbourg. He revived the theory of acid radicals, which he called the theory of residues, and did va...Moseley, Henry Gwyn Jeffreys
(Encyclopedia)Moseley, Henry Gwyn Jeffreys mōzˈlē [key], 1887–1915, English physicist, grad. Trinity College, Oxford, 1910. He began his research under Ernest Rutherford while serving as lecturer at the Univ. ...clock
(Encyclopedia) CE5 A pendulum clock: Weight-driven clock mechanism clock, instrument for measuring and indicating time. Predecessors of the clock were the sundial, the hourglass, and the clepsydra. See also watc...Browse by Subject
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