Answer :
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
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