Question

A solution is prepared by adding 2g of NaoH to 20g of water .calculate the mass percentage of the solution​

Answer 1

Answer:

9.09℅

Explanation:

℅w/w= mass of the component×100/Mass of solution

mass of component=2g

mass of solution=2g+20g=22g

℅w/w= 2×100/22= 9.09℅