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Chemistry Notes

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Department
Chemistry
Course
CHEM 1201
Professor
All Professors
Semester
Winter

Description
Modern View of Atomic Structure Electrical Charge of an AtomCharge on Proton1602 x1019 Coulomb1Charge on Electron Charge on a Neutron 0 Coulomb neutralImplier Use 1602 x 1019 C to determine Multiples or aratios of electrical charge2Proton 1 neutron 0 electron 13Electostatic attraction is the magnetic attraction betweenandcharges4Coulomb attraction measure of charge5 Mass of an AtomSimplier Use amu atomic mass units to express mass 61 amu 166054 x 1024g or 1g 6022 x 1023 amuTable 21ChargeMass amu7Proton p 110073Neutronn00 10087Electron e 100005486 Notice that the mass of the e is very smallHence most of the mass idue to the protons 8and neutrons which are located in the nucleusDaltons Atomic TheoryEach element is composed
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