Question

Find percentage mass of koh present in 0.12 molal aqueous solution in it​

Answer 1

Answer:

1.288 g mL

−1

100 g solution contains 30 g KOH

Therefore ,

d

100

mL solution contains

56

30

mol KOH , d=density in g/m

2

Molarity =6.90=

56

30

×

100

d

×1000

d=1.288 g/mL

Answer 2

The fluid mosaic model describes the structure of the plasma membrane as a mosaic of components —including phospholipids, cholesterol, proteins, and carbohydrates—that gives the membrane a fluid character.