Question

Calculate the mass of NaCl required to produce 100
ml of a semimolar solution.
(1) 1.35 g
(283.58 g
(3) 4.20 g
(4) 2.92 g​

Answer 1

Answer:

molecular mass of Nacl = 58.5

semimolar solution = 1/2 ÷58.5=

2.925