Math Problem Statement
اگر جرم ایزوتوپ های عنصر X به ترتیب 69/9 ,65/5,64 باشد جرم میانگین 65/5 باشد فراوانی عنصر سنگین 60 درصد باشد فراوانی بقیه ایزوتوپ ها را محاسبه کنید؟
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Weighted Averages
System of Equations
Formulas
Weighted average formula: \overline{m} = x \cdot m_1 + y \cdot m_2 + f_3 \cdot m_3
Sum of frequencies: x + y + f_3 = 1
Theorems
System of Linear Equations
Suitable Grade Level
Grades 10-12
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