$1.$ Determine the humidity ratio, enthalpy and specific volume for saturated air at $1$ ATM using the psychometric chart, at a temperature of $80$ F $.$ Do the same with the equations of ideal gas to verify your work done with the psychometric chart.

Questions $-$

$($a$)$ Humidity ratio $-($ANSW $-0\mathrm{.}0222)$

$($b$)$ Enthalpy $-($ANSW $-43\mathrm{.}55$ Btu$/$lb $\backslash (\{\}\_\{$m$\}\backslash ))$

$($c$)$ Specific volume $-($ANSW$-13\mathrm{.}61\backslash (\backslash$mathrm$\{$ft$\}^\{3\}/\backslash$mathrm$\{$Lb$\}\_\{\backslash$mathrm$\{$m$\}\}\backslash ))$