lazavionadams81
27.08.2021 •
Chemistry
How much energy is transferred when 225 g of water is converted from steam at 165°C to ice at –8°C?
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Ответ:
Explanation:
a man out of chronium 8 = 24.6 grams
mass of oxygen = 11.8 grams
mass of oxygen = 1.2 grams
total mass =24.6 + 11.8 + 1.2
=37.6
percent composition by mass of chromium
= 24.6/37.6 = 0.654