Question

28. 18 g of water is electroiysed. The weight of oxygen formed will be :
(a) 16 g (b) 8 g (c) 4g (d) 2 g


answer plzzzzzzz.​

Answer 1

Answer:

The balanced chemical equation for electrolysis can be written as:

2H  

2

​  

O→2H  

2

​  

+O  

2

​  

 

Now 36g of H  

2

​  

O gives = 4g of H  

2

​  

 and 32g of O  

2

​  

 

Therefore 18g of H  

2

​  

O gives = 2g of H  

2

​  

 and 16g of O  

2

​  

Explanation: