A 25.00 mL sample of NaCl solution was evaporated to dryness. All the collected data are listed below. What is the mass of resulting residue in g?
1. Mass 1 of an empty evaporating dish (g) 25.2341
2. Mass 2 of an empty evaporating dish (g) after heating and cooling 24.3759
3. Mass 3 of an empty evaporating dish (g) after second heating and cooling 24.3731
4. Mass of Dish and solution after 1st heating (all water visibly gone) (g) 25.7294
5. Mass of Dish and solution after 2nd heating (g) 25.5256
6. Mass of Dish and solution after 3rd heating (g) 25.4231
7. Mass of Dish and solution after 4th heating (g) 25.4226
Report your answer with 4 decimal places.
