indicators of chemical reactions
A chemical reaction happens between two substances which are able to form chemical bonds to create one or more entirely new materials. The new substance has different properties than either of the original substances and also has a different energy content. When a chemical reaction takes place, more than one of five indicators will be present.
1.Precipitate
2.Color
3.Gas
4.Temperature
5.Reversal
1.Precipitate
2.Color
3.Gas
4.Temperature
5.Reversal