1.

To 5.85 gm of NaCl one kg of water is added to prepare a solution. What is the strength of NaCl in this solution (mol. wt.Of NaCl = 58.5)

Answer»

0.1 Normal
0.1 Molal
0.1 Molar
0.1 Formal

Solution :5.85 g NaCl = 0.1 mol as it PRESENT in 1 KG of water , molality `=(WT.)/(m wt. xx L)=(5.85)/(58.5xx1)=0.1` malal


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