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Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 15.0 u

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 15.0 u
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Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 15.0 u

User Jeemusu
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1 Answer

4 votes
15.0&2$ is u 3 atomic number element than 15,0u is not so the correct answer is 18.9
User Ivan R
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