$($a$)$ Properties.

$\backslash$table$[[$Substance$,T,C,v,\frac{m^3}{k}g,h,k\frac{J}{k}g,x,$Phase description$],[$Water$,220,0\mathrm{.}043642,,,]]$

$($b$)$ Conservation of energy principle of a closed system.

$\backslash$table$[[Q_{in}(Btu),W_{\text{o}\text{u}\text{t}}(Btu),E_1(Btu),E_2(Btu),M(lbm),e_2-e_1(Bt\frac{u}{l}bm)$