Trial 3 18 431 5 The Following Data Were Collected From The Gravimetric Analysis Of A Hydrated Salt Trial 7 Trial 2 1 1 (44.94 KiB) Viewed 52 times
Trial 3 18 431 5 The Following Data Were Collected From The Gravimetric Analysis Of A Hydrated Salt Trial 7 Trial 2 1 2 (44.94 KiB) Viewed 52 times
Trial 3 18.431 5. The following data were collected from the gravimetric analysis of a hydrated salt: Trial 7 Trial 2 1. Mass of fired crucible and lid (8) 19.437 20.687 2. Mass of fired crucible, lid, and hydrated salt (g) 21.626 25.111 22.167 3. Final mass of fired crucible, lid, and anhydrous salt (8) 21.441 24.702 21.762 Complete the following table. (See Report Sheet.) See Data Analysis C, D for determining the standard deviation and relative standard deviation for a set of data. Express all of the calculated data with the correct number of significant fig- ures (see Data Analysis A). Calculations Trial Trial 2 Trial 3 1. Mass of hydrated salt (g) 2. Mass of anhydrous salt (8) 3. Mass of water lost (8) 4. Percent by mass of volatile water in hydrated salt (%) 5. Average percent H,O in hydrated salt (%H,0) Data Analysis, B 6. Standard deviation of %HO Data Analysis, Data Analysis, D 7. Relative standard deviation of %H,O in hydrated salt (%RSD)
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