A technician needs of a sucrose solution that is sucrose by mass

CHEMISTRY · Subjective · A Level · Chemistry · Amount of substance · Amount of substance

Problem

A technician needs

120\,\text{g}

of a sucrose solution that is

25.0\%

sucrose by mass. The stockroom supplies solutions that are

10.0\%

and

35.0\%

sucrose by mass. Determine the mass (in grams) of the

35.0\%

solution that should be mixed with the

10.0\%

solution to obtain the desired concentration.