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kuralaifaizulla
@kuralaifaizulla
July 2022
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1т шойын алу үшін құрамында 9% FeO бар қанша тонна кен керек? Шойындағы темірдің массалық үлесі 93%
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kazhimurat
Шойындағы темiрдiң массасы: m(Fe) = 1*93/100 = 0,93 т Бiзге керектi темiр оксидiнiң массасы: m(FeO) = 100*0,93/9 = 31 т немесе пропорциямен: m(Fe) - 93% 1 - 100% m(Fe) = 1*93/100 = 0,93 т m(FeO) - 100% 0,93 - 9% m(FeO) = 100*0,93/9 = 31 т.
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