45kg of ammonium chloride is dissolved in 100kg of water at 323k calculate the concentration in terms of mass% what - Science - Is Matter Around Us Pure

Question

45kg of ammonium chloride is dissolved in 100kg of water at 323k
calculate the concentration in terms of mass% what will be the mass
of salt required to dissolve in 200kg of water at same temperature
keeping the mass% constatnt

Aditi Gupta · Accepted Answer

Dear student,

Mass of solute = 45 kgMass of solvent = 100 kgMass of solution = 145 kgMass percent = Mass of soluteMass of solution = 45145×100 = 31 %31 % = Mass of salt required (x)200 + x × 10031 = x200 + x ×10031 (200+x) = 100x6200 + 31x = 100x69x = 6200x = 89
8 kg of salt is required
Regards

45kg of ammonium chloride is dissolved in 100kg of water at 323k calculate the concentration in terms of mass% what will be the mass of salt required to dissolve in 200kg of water at same temperature keeping the mass% constatnt