Introduction to General, Organic and Biochemistry
11th Edition
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Chapter2: Atoms
Section: Chapter Questions
Problem 2.69P: 2-69 (Chemical Connections 2A) Why does the body need sulfur, calcium, and iron?
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Question

Transcribed Image Text:What is the identity of element X if the ion X* contains 18 electrons and 19
protons?
O K
O Mg
Na
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