<P> The first law of thermodynamics was developed empirically over about half a century . The first full statements of the law came in 1850 from Rudolf Clausius and from William Rankine ; Rankine 's statement is considered less distinct relative to Clausius ' . A main aspect of the struggle was to deal with the previously proposed caloric theory of heat . </P>
<P> The first law of thermodynamics was developed empirically over about half a century . The first full statements of the law came in 1850 from Rudolf Clausius and from William Rankine ; Rankine 's statement is considered less distinct relative to Clausius ' . A main aspect of the struggle was to deal with the previously proposed caloric theory of heat . </P>
the first law of thermodynamics was developed by
the first law of thermodynamics was developed by
Rudolf Clausius William Rankine
Rudolf Clausius William Rankine