Want this question answered?
when two substances react a chemical change occurs
An infection upsets this balance, and brain damage can occur when the cells of the brain are either deprived of important nutrients or exposed to toxic levels of particular substances.
New substances are formed, when a chemical reaction has occurred.. for example a banana turning black.
Exothermic
it makes the substence colder
when two substances react a chemical change occurs
Oxygen
An infection upsets this balance, and brain damage can occur when the cells of the brain are either deprived of important nutrients or exposed to toxic levels of particular substances.
The larger the exposed surface area - the faster evaporation occurs.
Water is evaporated from all bodies of water.
soil
oxidation
oxidation
oxidation
Increased production of melanin.
Inert matter
Chemical Change.