A sample is made up of powdered limestone (calcium carbonate), sugar and wax. Which is the correct method to obtain a pure sample of sugar?
- ADissolve the mixture in dilute hydrochloric acid, filter and wash the residue.
- BDissolve the mixture in hexane, filter and evaporate the filtrate.
- CDissolve the mixture in water, filter and evaporate the filtrate.
- DDissolve the mixture in water, filter and wash the residue.