CHEMISTRY / NUCLEAR CHEMISTRY
Calculate weighted average atomic mass for a two-isotope sample. Review the equation, substituted values, assumptions, and result in one guided chemistry workspace.
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Calculate weighted average atomic mass for a two-isotope sample. The page evaluates the displayed equation from your supplied values and presents both symbolic and substituted KaTeX working so the arithmetic can be checked.
m_avg=(m1p1+m2p2)/100
What you provide
What you receive
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The sample contains only the two entered isotopes and abundances are representative percentages.
Use internally consistent units and retain extra precision when carrying the result into another calculation.
Reviewed reference factors