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rohit kumar

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Question { MOL, 19292 }

If Concentrated HCl... Already 37%... So, How to prepare 10%
HCl from Conc. HCl (37%)?

Answer

37*X =10*100
X=10*100/37 = 27.027 ml
Take 27.027 ml of 37% HCl solution and makeup with (100-27.027)=72.932 ml of water.
This is the 10% solution of HCl.

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