CBSE Class 11-science Answered
calculate concentration of HNO3 in moles/L in sample with density 1.41 g/ml. mass% of HNO3 is 69%
Asked by | 14 Jul, 2008, 11:47: AM
Expert Answer
no. of moles of solute
Molarity = =====================
Volume in litre
percentage by mass x10 x d
M = ---------------------------------------
Molar mass
69 x 10 x 1.41
M=-----------------------------------
73
=13.32 moles per litre
Answered by | 15 Jul, 2008, 11:47: AM
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