Glucose (also called dextrose) formula = C6H12O6
Mass % = ( mass of solute / mass of solution ) × 100%
12.5% = (125 g Dextrose / mass of Glucose solution) × 100%
Mass of Glucose solution = 1000 g
Assuming the density of the Glucose solution = 1 g/ml
The volume of the Glucose solution = 1000ml.