CarlyAnnn9949
01.04.2021 •
Chemistry
88 grams of Fe+ how many moles
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Ответ:
1.57 mol
Explanation:
Molar mass of Fe = 56
88 / 56 = 1.57 mol
Ответ:
b) 1.3 E2 mL
Explanation:
density = mass / volume∴ m = 90.0 g
∴ density = 0.70 g/mL
⇒ V = m / d
⇒ V = 90.0g / 0.70 g/mL
⇒ V = 128.571 mL
⇒ V = 1.285 E2 mL ≅ 1,3 E2 mL