DATA:

QUESTION:

Massof MaOH =9.94g mof cal =49.04 Arter 1 min temp: 23.1 ' C \begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|} \hline 32.2 & 32.1 & 32.1 & 32.1 & 32.0 & 32.0 & 31.9 & 31.9 & 31.9 & 31.8 & 31.8 & 31.8 \\ \hline 13 & 14 & 15 & 16 & 17 & 18 & 19 & 20 & 21 & 22 & 23 & 24 \end{tabular} Part B: Coolitemp:22.8 Hot water femparfter 1 min. 52.4 weightaf teer 5mins=110.37g imeediate temp: 38.7 Parte! Temp of Hell: 22.3 Temp of NaOH22.1 \begin{tabular}{|c|c|} 27.1 & 27.1 \\ \hline & 55 \end{tabular} TA Signature: Observations for part B: \begin{tabular}{|l|c|} \hline Temperature of cool water: & 22.8C \\ \hline Mass of calorimeter: & 49.04g \\ \hline Mass of cool water: & 110.379 \\ \hline Mass of heated water: & 233.80 \\ \hline \end{tabular} Calculations for part B: Determine T values using the following information: - Ti for cool water: measured - Ti for heated water: determined graphically by extrapolating the cooling curve of heated water forward to the y-intercept at the moment of mixing - Tf for both cool and heated water (the same value): determined by extrapolation of the cooling curve back to the y-intercept at the moment of mixing Use the following values / assumptions: - The specific heat of water =4.184Jdeg1g1 45 4. Calculate the calorimeter constant value in kJ/C; show your calculation Massof MaOH =9.94g mof cal =49.04 Arter 1 min temp: 23.1 ' C \begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|} \hline 32.2 & 32.1 & 32.1 & 32.1 & 32.0 & 32.0 & 31.9 & 31.9 & 31.9 & 31.8 & 31.8 & 31.8 \\ \hline 13 & 14 & 15 & 16 & 17 & 18 & 19 & 20 & 21 & 22 & 23 & 24 \end{tabular} Part B: Coolitemp:22.8 Hot water femparfter 1 min. 52.4 weightaf teer 5mins=110.37g imeediate temp: 38.7 Parte! Temp of Hell: 22.3 Temp of NaOH22.1 \begin{tabular}{|c|c|} 27.1 & 27.1 \\ \hline & 55 \end{tabular} TA Signature: Observations for part B: \begin{tabular}{|l|c|} \hline Temperature of cool water: & 22.8C \\ \hline Mass of calorimeter: & 49.04g \\ \hline Mass of cool water: & 110.379 \\ \hline Mass of heated water: & 233.80 \\ \hline \end{tabular} Calculations for part B: Determine T values using the following information: - Ti for cool water: measured - Ti for heated water: determined graphically by extrapolating the cooling curve of heated water forward to the y-intercept at the moment of mixing - Tf for both cool and heated water (the same value): determined by extrapolation of the cooling curve back to the y-intercept at the moment of mixing Use the following values / assumptions: - The specific heat of water =4.184Jdeg1g1 45 4. Calculate the calorimeter constant value in kJ/C; show your calculation