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DENIUS [597]
3 years ago
6

Оа

Chemistry
1 answer:
crimeas [40]3 years ago
7 0

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

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