Phu DV

This page lists questions and answers that were posted by visitors named Phu DV.

Questions

The following questions were asked by visitors named Phu DV.

Answers

The following answers were posted by visitors named Phu DV.

The solution of 30% (w/w) NH3, i.e. 30 g NH3 + 70 g H2O = 100 g. with d = 0.982 g/ml -> 100 g solution = 101.8 ml; and molality = 30 g (NH3)/17 (g/mol) = 1.76 mol of NH3 in 100 g (or 101.8 ml) solution; So Cm = 1.76 (mol)*1000 (ml)/101.8 (ml) = 17.3 mol/L