Question

7. The teacher instructed three students A, B and C to prepare an 18 % (mass/mass) solution of sodium sulphate in water. Student A dissolved 18 g of solute in 90 g of water. Student B dissolved 4.5 g in 20 g of water and Student C dissolved 9g in 41 g of water. Who has made desired solution? *
(a) A
(B) B
(C)C
(D) All of above

Answer 1

Answer:

Sorry sorry

Explanation:

The teacher instructed three students A, B and C to prepare an 18 % (mass/mass) solution of sodium sulphate in water. Student A dissolved 18 g of solute in 90 g of water. Student B dissolved 4.5 g in 20 g of water and Student C dissolved 9g in 41 g of water. Who has made desired solution? *

(a) A

(B) B

(C)C

(D) All of above