Please assist I just know I'm doing something wrong

Part 1 Preparing Solutions \begin{tabular}{|l|l|} \hline Name of Salt & NaCl \\ \hline \end{tabular} \begin{tabular}{|l|r|r|l|} \hline & 1 & 2 & Units \\ \hline Volume of Solution (mL) & 25.00 & 25.00 & mL \\ \hline Mass of Volumetric Flask Empty & 43.80 & 43.97 & g \\ \hline Mass of Volumetric Flask + salt & 44.30 & 46.19 & g \\ \hline Mass Volumetric Flask + salt + water & 68.76 & 70.51 & g \\ \hline \end{tabular} \begin{tabular}{|l|r|r|l|} \hline Mass Salt & 0.53 & 3.00 & g \\ \hline Mass water & 24.46 & 24.32 & g \\ \hline \end{tabular} \begin{tabular}{|l|r|r|l|} \hline Total Mass & 68.76 & 70.51 & g \\ \hline Mass Percent Salt & & & \\ \hline \end{tabular} \begin{tabular}{|l|r|r|r|} \hline Molar Mass Salt & 58.44 & 58.44 & \\ \hline Molar Mass Water & & & \\ \hline Moles Salt & & & \\ \hline Moles Water & & & \\ \hline \end{tabular} \begin{tabular}{|l|l|l|l|} \hline Total number of moles & & & \\ \hline Mole Fraction Salt & & & \\ \hline \end{tabular} \begin{tabular}{|l|l|l|l|} \hline Volume in L & & & \\ \hline Molarity of Salt & 0.36 & & M \\ \hline \end{tabular} \begin{tabular}{|l|r|l|l|} \hline Mass Water in kg & & & \\ \hline Molality of Salt & 0.3679 & m \\ \hline \end{tabular} Density of Solution (g/mL) 0.9984