6. Решение задачи по химии №000 652

13. Determine the percentage of silicon in steel, if the following data are obtained during photometry:
Reference 1 2 3
wSi,% 0.63 1.65 3.86 ?
Sv 0.186 0.414 0.614 0.514
SFe 0.184 0.184 0.184 0.184

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