You have a pure (24-karat) gold ring of mass 10.8 g. Gold has an atomic mass of

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You have a pure (24-karat) gold ring of mass 10.8 g. Gold has an atomic mass of 197 g/mol and an atomic number of 79.

(a) How many protons are in the ring, and what is their total positive charge?

(b) If the ring carries no net charge, how many electrons are in it?

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University Physics with Modern Physics

ISBN: 978-0133977981

14th edition

Authors: Hugh D. Young, Roger A. Freedman

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Question Posted: Oct 30, 2018 12:54 PM

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You have a pure (24-karat) gold ring of mass 10.8 g. Gold has an atomic mass of

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IDENTIFY Use the mass m of the ring and the atomic mass M of gold ...View the full answer

University Physics with Modern Physics

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