Answer:
25 g of water
Step-by-step explanation:
very simple
Let the mass of sodium sulphate required be =xg
The mass of solution =(x+100)g
x g of solute in (x + 100) g of solution
20% =
x+100
x
×100
20x+2000=100x
80x=2000
x=
80
2000
=25 g
.
hope it will help
answer is copied
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Answers & Comments
Answer:
25 g of water
Step-by-step explanation:
very simple
Let the mass of sodium sulphate required be =xg
The mass of solution =(x+100)g
x g of solute in (x + 100) g of solution
20% =
x+100
x
×100
20x+2000=100x
80x=2000
x=
80
2000
=25 g
.
.
.
hope it will help
answer is copied