Table 4. Enthalpy of solution of salts data and calculations NHẠNO3 MgSO4 [1] Mass of salt (g) 1.898 2.110 [2] Volume of DI water (mL) 48.9 50.2 48.9 50.2 Mass of DI water (g) [3] Temperature of DI water (°C) 21.3 21.4 [4] Temperature of mixture after dissolution (°C) 18.5 20.4 Temperature difference (°C) 2.8 1 [5] Total mass in reaction (g) 50.798 52.31 [6] Enthalpy of solution AHsolution (cal/mol)
Table 4. Enthalpy of solution of salts data and calculations NHẠNO3 MgSO4 [1] Mass of salt (g) 1.898 2.110 [2] Volume of DI water (mL) 48.9 50.2 48.9 50.2 Mass of DI water (g) [3] Temperature of DI water (°C) 21.3 21.4 [4] Temperature of mixture after dissolution (°C) 18.5 20.4 Temperature difference (°C) 2.8 1 [5] Total mass in reaction (g) 50.798 52.31 [6] Enthalpy of solution AHsolution (cal/mol)
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How to find the enthalpy of the solution
![**Table 4: Enthalpy of Solution of Salts Data and Calculations**
| Parameter | NH₄NO₃ | MgSO₄ |
|-----------|--------|-------|
| **[1] Mass of salt (g)** | 1.898 | 2.110 |
| **[2] Volume of DI water (mL)** | 48.9 | 50.2 |
| Mass of DI water (g) | 48.9 | 50.2 |
| **[3] Temperature of DI water (°C)** | 21.3 | 21.4 |
| **[4] Temperature of mixture after dissolution (°C)** | 18.5 | 20.4 |
| **Temperature difference (°C)** | 2.8 | 1 |
| **[5] Total mass in reaction (g)** | 50.798 | 52.31 |
| **[6] Enthalpy of solution ΔH<sub>solution</sub> (cal/mol)** | - | - |
*Notes:*
1. "DI water" refers to deionized water.
2. Temperature differences indicate exothermic or endothermic reactions based on temperature drop or rise.
3. Total mass in reaction includes mass of salt and corresponding DI water.
This table provides structured data for understanding the dissolution and enthalpy changes involved in mixing the specified salts with deionized water.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9fb49495-af52-4a64-9bb0-12c821ce3caa%2F97a3d06a-6925-4e00-8876-1fd366410442%2F4gd1yfc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Table 4: Enthalpy of Solution of Salts Data and Calculations**
| Parameter | NH₄NO₃ | MgSO₄ |
|-----------|--------|-------|
| **[1] Mass of salt (g)** | 1.898 | 2.110 |
| **[2] Volume of DI water (mL)** | 48.9 | 50.2 |
| Mass of DI water (g) | 48.9 | 50.2 |
| **[3] Temperature of DI water (°C)** | 21.3 | 21.4 |
| **[4] Temperature of mixture after dissolution (°C)** | 18.5 | 20.4 |
| **Temperature difference (°C)** | 2.8 | 1 |
| **[5] Total mass in reaction (g)** | 50.798 | 52.31 |
| **[6] Enthalpy of solution ΔH<sub>solution</sub> (cal/mol)** | - | - |
*Notes:*
1. "DI water" refers to deionized water.
2. Temperature differences indicate exothermic or endothermic reactions based on temperature drop or rise.
3. Total mass in reaction includes mass of salt and corresponding DI water.
This table provides structured data for understanding the dissolution and enthalpy changes involved in mixing the specified salts with deionized water.
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