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Probable identities of unknown hydrate- Copper (II) sulfate pentahydrate Magnesium sulfate heptahydrate Calcium sulfate digydrate Question: what is the probable identity of unknown hydrate? Question: assume you correctly identified the unknown hydrate- calculate how well the experimental percent compares to the theoretical perfect by determining percent error.

Probable identities of unknown hydrate- Copper (II) sulfate pentahydrate Magnesium sulfate heptahydrate Calcium sulfate digydrate Question: what is the probable identity of unknown hydrate? Question: assume you correctly identified the unknown hydrate- calculate how well the experimental percent compares to the theoretical perfect by determining percent error.

Chemistry
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Probable identities of unknown hydrate- Copper (II) sulfate pentahydrate Magnesium sulfate heptahydrate Calcium sulfate digydrate Question: what is the probable identity of unknown hydrate? Question: assume you correctly identified the unknown hydrate- calculate how well the experimental percent compares to the theoretical perfect by determining percent error.
Name: Brynn LaFrombois Percent Water in a Hydrate Data Table Unknown Number Color and Appearance of hydrate Mass of empty ignition tube Mass of ignition tube and hydrate Mass of ignition tube and anhydrous salt Color and Appearance of anhydrous salt Mass of hydrate (show work below) 0.34 Mass of water lost (show work below) a. Post-Lab Questions: 1. Calculate (SHOW ALL OF YOUR WORK!): The original mass of the hydrate. Globy 61.13g 59.219 60.35g 59.21g #28 white, grainy, crystal, like sugar/ Salt 1.149 mass of A.S. Lab Section: 59.21g 61.13g 60.35g opaque white, grainy, looks more like powder sogar, solid, connected 1.929 0.789 TAPS (mass of ignition tube and hydrate) (mass of empty ignition tube) 1.92g unbyant b. The mass of water lost upon heating. mass of anhydrous salt: (mass of ignition tube and A.S.)- (mass of empty ignition tube) mass of water lost: (mass of hydrate) - (mass of A.S.) 1.92-1.14 0.78g c. The percent of water contained in the hydrate. mass of hydrate: 1.92g mass of water lost: 0.78g Hydrates - Page 7 65 0.78 1.92 Modified from "Percent Water in a Hydrate" by Flinn Chem Topic TM Labs Won x 100 = 40.6%
Transcribed Image Text:Name: Brynn LaFrombois Percent Water in a Hydrate Data Table Unknown Number Color and Appearance of hydrate Mass of empty ignition tube Mass of ignition tube and hydrate Mass of ignition tube and anhydrous salt Color and Appearance of anhydrous salt Mass of hydrate (show work below) 0.34 Mass of water lost (show work below) a. Post-Lab Questions: 1. Calculate (SHOW ALL OF YOUR WORK!): The original mass of the hydrate. Globy 61.13g 59.219 60.35g 59.21g #28 white, grainy, crystal, like sugar/ Salt 1.149 mass of A.S. Lab Section: 59.21g 61.13g 60.35g opaque white, grainy, looks more like powder sogar, solid, connected 1.929 0.789 TAPS (mass of ignition tube and hydrate) (mass of empty ignition tube) 1.92g unbyant b. The mass of water lost upon heating. mass of anhydrous salt: (mass of ignition tube and A.S.)- (mass of empty ignition tube) mass of water lost: (mass of hydrate) - (mass of A.S.) 1.92-1.14 0.78g c. The percent of water contained in the hydrate. mass of hydrate: 1.92g mass of water lost: 0.78g Hydrates - Page 7 65 0.78 1.92 Modified from "Percent Water in a Hydrate" by Flinn Chem Topic TM Labs Won x 100 = 40.6%
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