Its the science that studies matter and changes its under goes
what is heating in chemistry
uhmm
The scientific definition of chemistry revision is when older chemistry theory is updated to reflect the current theory of chemistry. It is when a scientific formula has to be updated because new information has been found out.
The definition of chemistry easy is the study of elements, laws of combination and behavior. The definition of simple is having only one thing or element to do.
the application of the theories and principles of chemistry to practical purposes.
This is no chemistry but maybe a mis-spelling of 'H2SO4', in that case rephrase your question.
Reduction means electrons are added.
A definition doesn't exist for low density. The values depends on the application or material.
A very short definition is: organic chemistry is the chemistry of carbon compounds. But, by tradition some compounds of carbon are considered inorganic chemicals. Or Organic chemistry is the study of Hydrocarbons or their derivatives
personal Hygeine. DONT BE A SCRUB!
the study of the chemical substance and vital processes occuring in the living organisms, biological chemistry, physiological chemistry.
differences cause problems because most things work when there is chemistry; the definition of chemistry? - without difference.