Answered

Оа
6.68 x 1022 g
b
9.01 g
1.50 x 1023 g
Od
5.43 x 1024 g
6.02 x 1023 g

If 24.6 grams of chromium, 11.8 grams of oxygen, and 1.2 grams of hydrogen combine to form a compound. What is the percent composition by mass of chromium

Answer :

coxamy66

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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