kduba kduba
  • 23-03-2019
  • Chemistry
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The answer to the question

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daienrode
daienrode daienrode
  • 23-03-2019

Correct answer is (B), It depicts 6 oxygen atoms.

You have to "distribute" the 2. N has 2 and O has (3x2) which is 6.

Letter A is incorrect because the "C" is part of "Cu" which is copper.

Letter C in incorrect because it depicts 6 oxygen atoms instead of 9.

Letter D is incorrect because it does not contain 3 atoms of copper, it contains 3 moles of copper. big difference

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