Category Archives: Chemistry

Sea salt and Table salt

For thousands of years salt was a very important commodity. Producing salt from sea water wasn’t easy but salt was necessary for preserving foods. In fact salt enabled human civilization to preserve foods. It was a very expensive commodity and in sometimes roman armies were paid in salt. The word salary comes from the Latin… Read the rest

Lemon battery

Making a lemon battery is very easy. Lemon contains citric acid and with the help of citric acid two different metals can generate electricity. You will need lemon, copper coin, zinc coated nail, crocodile clip, multimeter and a LED to make battery. It can be a science fair project also. So watch this hilaroad video… Read the rest

Battery from coin

It’s a very simple experiment to generate electricity from copper coins and I bet you will enjoy. This copper coin battery can light LED, can power your TV remote controller. Along with ten copper coins you will need cardboard, foil, vinegar, salt water, scissors, plastic tape and a LED to check whether your battery is… Read the rest

How much sugar is added to a can?

Excessive sugar is never a good thing. Perhaps you can’t imagine how much sugar is added to a can of soda or fruit drinks. It’s seven to eight tea spoon of sugar. Do you normally take this amount of sugar at home? Marshal Brain explaining this with an experiment which you can do at home.… Read the rest

Mass energy relation in Chemistry

When we hear something about mass energy relation, we imagine the power of a nuclear bomb. It’s correct, when nuclei split into two or three parts it loses mass and that mass is converted into energy. Mass energy relation is one of the consequences of Einstein’s theory of relativity. In fact the famous E=mc2   Read the rest