Question

20 grams of sodium chloride is added to 150 ml of water and throw listed to make all the salt dissolve in find the mass percentage

Answer 1

Answer:

the answer is 11.76%

Explanation:

20/(150+20) ×100%

note it density of water is approximately 1 gram per ml

Answer 2

Answer:

11.76%

Explanation:

20/(150+20)×100

=20/(170)×10=11.76%