Question

3.18 g of copper on heating in air gave 3.98 g of copper oxide (CuO) while in another
experiment 2.12 g of copper oxide on reduction with hydrogen gave 1.694
8 copper.
Whether these data confirm the law of constant proportions ?
What mass of hydrogen will
of
ot​

Answer 1

Answer:

0.4268 hydrogen.

Explanation:

no these data does not confirm the law of constant proportions.