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Chemistry

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Nov 24, 2024

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9/21/23, 5:48 PM Experiment B: Calorimetry--Enthalpy of Formation of Magnesium Oxide Experiment B: Calorimetry--Enthalpy of Formation of Magnesium Oxide Name: \"Caden Robbins \ Section: g1 Experiment B: Data Input Form. Enter data for as many trials as you have. Cp, Heat Capacity of the Calorimeter (1) (2) (3) Heat of reaction (kJ/mol) -55.9 -95.9 ‘ M of NaOH (mol/L) 4.962 4.962 | mL of NaOH 10 10 ‘ Moles of NaOH 04962 04962 AT(°C) 12.79 12.306 C, 217 225 B [ check ] [ check ] [ check ] Status oK oK ‘ A VA VA To Include Data in Mean: Check (] Mean C,, 221 ||| check mean | oK y |Experiment B: Data Input Form Sgo(‘),i )Calorimeter (determined from 291 |Mg + 2HCI: Heat of Reaction ” (D) ” (2) ” 3) AT(°C) 11.95 I Mass of Mg (g) 150 , Mol of Mg 0061703 | Heat of reaction -428 [ check ] [ check ] [ check ] Status oK , , s | “ 7z To Include Data in Mean: Check O O Mean Heat of reaction -428 | [ check mean ] oK y |Experiment B: Data Input Form SSO(\)IZ )Calorimeter (determined from ’ 291 |MgO + 2HCI: Heat of Reaction ” (1) ” 2) ” 3) AT(°C) 10.507 A Mass of MgO (g) 1.09 | Mol of MgO .0270 | Delta H of reaction _86 | | https://jan.ucc.nau.edu/chemlab-p/chm152L/expB/expB.html 1/2
9/21/23, 5:48 PM Experiment B: Calorimetry--Enthalpy of Formation of Magnesium Oxide [check] [check] [check] Status Ok Vs 4| V4 To Include Data in Mean: Check (] ] . | OK Mean Delta H of reaction -86 [ checkmean ] 4 . ‘ Experiment B: Data Input Form |Enthalpy of Formation of MgO ” Values Heat of reaction for Mg + 2HCI -428 Heat of reaction for MgO + 2HCI | -86 Heat of formation for H,O -285.8 | Enthalpy of formation for MgO -627.8 | [check] Status: OK |Experiment B: Data Input Form Sgocz’i )Calorimeter (determined from ’ 1792 |Unknown + HCI: Heat of Reaction ” (1) ” 2) ” 3) AT(°C) 17117 || 15216 | Mass of unknown 1.119 || 1.077 il Mol of unknown .009325 || .008975 || Heat of reaction ; -315.72 | -291.60 | | [check] [check] [check] Status oK | || oK , V2 Z | V4 To Include Data in Mean: Check ] Mean Heat of reaction -303.66 | [ checkmean ] OK 4 https://jan.ucc.nau.edu/chemlab-p/chm152L/expB/expB.html 2/2
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