Complete combustion (given sufficient oxygen) of any hydrocarbon produces carbon dioxide and water
I hope it helped you!
solubility of the solvent,
molecular size of the solute
Given concentration of NaCl=15%
Means ,
In every 100g of Solution 15g of NaCl is present .
Now
So ,



<u>37.5g of NaCl present in 250g of solution.</u>