Question

FIND CONCENTRATION IN GRAM PER LITRE AND MOLES PER LITRE:-

QUESTION -1) 5.6 gram of calcium oxide in hundred ml of solution​

Answer 1

Answer:

5.6% is the answer okkayyy

Answer 2

Answer:

Explanation:

Number of moles of CaO = 5.6g CaO/56.08g per mol = 0.099 mol = 0.1 mol

 

 

In 1 mol CaO there are 6.022x1023atoms of Ca ion. So, in 0.1 mol there will be  

= 0.1 x 6.022x1023atoms