Question

Shalini and Rashid were asked to prepare 40 % solution ( mass by volume ) of potassium hydroxide ( KOH ) . Shalini prepared 40 % solution by dissolving 40 gms of KOH in 140 ml of water and Rashid prepared 40 % solution by dissolving 40 gms of KOH in little water and made the volume to 100ml . Which one of them has made the 40 % solution ? *​

Answer 1

Answer:

mujhe nahi pata google Se puch lo

Answer 2

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