कैलकुलेट द मास ऑफ सोडियम सल्फेट रिक्वायर्ड टू प्रिपेयर इन 20% सॉल्यूशन इन हंड्रेड ग्राम वॉटर
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Answer:
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
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