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2015-03-14T09:09:16+08:00

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CHEMISTRY is a branch of physical science that studies the composition stucture
propertiesand change of matter
DISCOVER the gold foil method is ERNEST RUTHERFORD
DISCOVER the proton and electron are JJ THOMPSON IN 1897
IN 1911 ERNEST RUTHERFORD
IN 1932 JAMES CHADWICK

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2015-03-14T10:43:48+08:00

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Chemistry is the study of the composition of matter and the changes it undergoes.

The gold foil method was discovered by Ernest Rutherford on 1899.

The electron was discovered by Sir Joseph John "J.J." Thomson in 1897; the proton was discovered by Ernest Rutherford in 1911.
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