Question

12g of magnesium powder was ignited in a container having 20g of pure oxygen. After the reaction was over, it was found that 12g of oxygen was left unreacted show that it is according to law of constant proportion

Answer 1

Answer:

Answer. As 12 gram of oxygen is unreacted and 20 gram of MgO is formed. Hence,it is according to the law of constant proportions

Explanation:

Answer. As 12 gram of oxygen is unreacted and 20 gram of MgO is formed. Hence,it is according to the law of constant proportions