mass, volume, temperature .... ??? ....

(m1,v1,k1)+(m2,v2,k2) = (m1+m2,v1+v2,k1+k2)

p = t*m/v ???

t = k/m ???

?? p = k/v ... ??? ...

(1,1,1) + (1,1,2) = (2,2,3)

1 2 3/2 ..... ?????? .....

(1,1,1) + (2,1,1) = (3,2,2) .... ????? ....

?? idea that this is saying that mixing at same pressure is "foolish" ??? .... ?? or we're doing something foolish, again .... ???? ....

?? no conversion of heat to anything else yet .... ??? ....

?? "... cycle ..." .... non-closed 1-form ... ???? .... ??? "work" .... ???? ....

?? "piston" .... ??? ....

?? theoretical efficiency of hot-air balloon .... ???? ....

(m1,v1,h1), (m2,v2,h2)

m1' = m1 ...

m2' = m2 ...

v1' + v2' = v1 + v2

h1' = h1
h2' = h2

(?? these to be modified in some way relating to "work" ... ?? ....)

h1'/v1' = h2'/v2'

(1,1,1) (1,1,2)

(1,2/3,1) (1,4/3,2)

?? .....

?? work function of volume change .... ????? ....