CH-2071
Empirical and molecular formulae
Chemistry · Secondary 4 · Medium · Empirical and molecular formulae
A 2.00 g sample of an oxide of copper contains 1.60 g of copper and 0.40 g of oxygen. What is the empirical formula of this oxide?
- CuO
- CuO₂
- Cu₂O
- Cu₂O₃
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.