Question

how many gram of table salt containing 15% moisture is needed to prepare 1kg of 20%salt solution

Answer 1

Answer:235g

Explanation:

1kg of 20 percent salt sol. is given

Therefore mass of salt in 20 percent soln is 200g

So 200 g salt is to be prepared

Table salt contains 15 percent of water so amount of salt contained in it is 85 percent

Let the grams of table salt required be x g

0.85x=200

On solving this ,

x=235 g(approx)