23. Решение задачки по химии №10

5. Determine the content of manganese and chromium in a ferrovanadium sample using
the following data:

Sample CMn % CCr % ∆SMn,Fe ∆SCr,Fe
Standard 1
Standard 2
Standard 3
Sample 1.26
1.06
1.16
? 1.00
0.68
1.29
? +0.46
+0.34
+0.39
+0.42 - 0.10
- 0.25
- 0.04
- 0.01

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