Kennethabrown09
26.08.2021 •
Chemistry
How to convert 104 Km to M
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Ответ:
1625 Kg
Explanation:
Given data:
percentage of F₂O₃ = 82%
mass of iron required = 2600 g
mass of rock required = ?
Solution:
F₂O₃ contain two moles of iron.
For 2600 Kg
2600 Kg × 1 mole of F₂O₃ / 2 mole of iron = 1300 Kg
It is given that only 82% ore contain F₂O₃ .
82/100 = 0.8
1300/0.8 = 1625 Kg