<P> In chemistry , the law of multiple proportions is one of the basic laws of stoichiometry used to establish the atomic theory , alongside the law of conservation of mass ( matter ) and the law of definite proportions . It is sometimes called Dalton 's Law after its discoverer , the British chemist John Dalton , who published it in the first part of the first volume of his `` New System of Chemical Philosophy '' ( 1803 ) . Here is the statement of the law : </P>
<P> In chemistry , the law of multiple proportions is one of the basic laws of stoichiometry used to establish the atomic theory , alongside the law of conservation of mass ( matter ) and the law of definite proportions . It is sometimes called Dalton 's Law after its discoverer , the British chemist John Dalton , who published it in the first part of the first volume of his `` New System of Chemical Philosophy '' ( 1803 ) . Here is the statement of the law : </P>
who discovered that atoms combine in whole number ratios
who discovered that atoms combine in whole number ratios
John Dalton
John Dalton