If an Element, El, Has Two Isotopes with the Following

question 76

Multiple Choice

If an element, El, has two isotopes with the following masses and abundances: ³⁸El 38.012 amu 75.68%
⁴⁶El 45.974 amu 24.32%
What would be the identity of this element?

• A)Ar
• B)K
• C)Ca
• D)S
• E)Cl

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