Question

please help me to do this​

Answer 1

Answer:

student C made the correct solution

Explanation:

the desired solution was to be 50 per cent Mass by volume

the formula for Mass by volume percentage is Total mass of solute / Total volume of solution x 100

so obviously solute has to be in gm and solution to be in litres or ml

if we insert the values of student C into the formula we get 50 % to be the answer so Student C was rght