chemical change – The Unconditional Guru

How would you show that the setting of curd is a chemical change?

Here are some chemical things that can show it is a chemical change:- Its taste has turned from mildly sweet to sour. The pH of curd is different from the milk which can be easily demonstrated by the help of blue litmus paper. Formation of aggrigates. universal indicator can also help.

Why isn’t water inflammable? It is made of flammable chemicals which are hydrogen and oxygen.

This is a best example to share when we talk about chemical change, that the products have totally different properties from that of the reactants , from which they are made. Now coming to the answer, Formation of water is a highly exothermic type of reaction and a lot of energy is lost at theContinue reading “Why isn’t water inflammable? It is made of flammable chemicals which are hydrogen and oxygen.”