how many grams of O2 may be produced from 50g of KClO3?

1 answer

figure percent of O in KClO3. 316/(216+35+40)

so in that times 50 grams will give you the mass of O atoms in it.

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how many grams of O2 may be produced from 50g of KClO3?

figure percent of O in KClO3. 3*16/(2*16+35+40)

figure percent of O in KClO3. 316/(216+35+40)