Pour sugar into any size beaker (depending on the size of the room) to a depth of 1”. Place beaker on a heat insulating mat. Pour a layer of concentrated sulfuric acid ½” to ¾” thick on top of the ...

Concentrated sulfuric acid dehydrates common table sugar (sucrose), leaving a column of carbon. Pour sugar into any size beaker (depending on the size of the room) to a depth of 1”. Place beaker on a ...

As well as being a strong acid, sulfuric acid is also a dehydrating agent, meaning it is very good at removing water from other substances. There are two examples you need to be aware of.