Answer Happy

\begin{tabular}{|l|l|} \hline 1. Mass of Test tube in flask (g) & 170.552 \\ \hline 2. Mass of Test tube/flask and TBA (g) & 183.764 \\ \hline 3. Mass of MBA (g) & 13.212 \\ \hline 4. Mass of TBA (kg) & 0.013212 \\ \hline 5. Freezing point of pure TBA from Graph ( ∘C) & 21.1 \\ \hline 6. Temperature you visibly saw it turn solid & 21.3 \\ \hline 7. Time you visibly saw it tum solid & 163 \\ \hline \end{tabular}
\begin{tabular}{|l|c|c|} \hline 8. Kf for TBA & 9.10∘C/m & 9.10∘C/m \\ \hline 9. Mass of Benzoic Acid (g) & 1.015 & 1.015 \\ \hline 10. Temperature you visibly saw it turn solid & 16.6 & 16.5 \\ \hline 11. Time you visibly saw it tum solid & 170 & 149 \\ \hline 12. Freezing point of Benzoic AcidaBA solution from & 16.6 & \\ \hline Graph (C) & & 162 \\ \hline 13. Freezing point change ΔT ( ∘C ) & & \\ \hline 14. Molality of solution (m) & & \\ \hline 15. Calculated Molar Mass of Benzoic Acid (g/mol) & & \\ \hline \end{tabular}
16. Average Molar Mass (g/mol) 17. Standard deviation 18. Relalive Standard Deviation 19. The accepted Molecular weight of benzoic acid 122.12 CoझsCOOH (g/mol) 20. Percent Error