Question

In an experiment 1.288 g of copper oxide was obtained from 1.03 g of copper and 0.258 g of oxygen. Calculate the ratio of copper and oxygen in the sample?( (B) 8:1 (C) 4:1 (D) 1:8 (A) 1:4​

Answer 1

let me think first

yes the answer is D option = 1:8