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In the table below, use your most important scientific instrument (your calculator) to fill in the little boxes that are highlighted: 2. Data Table Identity of Dehydrated salt (for afterwards) ________________________________ Mass of empty dish 70.874g Mass of dish + hydrated salt 71.346g Mass of hydrated salt   Mass of dish + dehydrated salt XXXXXXX     a) first heating 71.194g     b) second heating 71.174g Mass of dehydrated salt   Mass of water lost   Wt. % of water in hydrated salt   Moles of dehydrated salt   Moles of water driven off   Empirical formula of hydrated salt   a. Show the calculation for obtaining the mass of your hydrated salt used. b. Show the calculation for obtaining the mass of your dehydrated salt after the second heating. c. Show the calculation for obtaining the mass of water that was driven off (based on second heating). d. Show the calculation for obtaining the weight percent of water that was in your hydrated salt. e. Show the calculation for obtaining the moles of dehydrated salt left after the second heating. f. Show the calculation for obtaining the moles of water that were driven off. g. Show the calculation for obtaining the empirical formula for your hydrated salt.

In the table below, use your most important scientific instrument (your calculator) to fill in the little boxes that are highlighted: 2. Data Table Identity of Dehydrated salt (for afterwards) ________________________________ Mass of empty dish 70.874g Mass of dish + hydrated salt 71.346g Mass of hydrated salt   Mass of dish + dehydrated salt XXXXXXX     a) first heating 71.194g     b) second heating 71.174g Mass of dehydrated salt   Mass of water lost   Wt. % of water in hydrated salt   Moles of dehydrated salt   Moles of water driven off   Empirical formula of hydrated salt   a. Show the calculation for obtaining the mass of your hydrated salt used. b. Show the calculation for obtaining the mass of your dehydrated salt after the second heating. c. Show the calculation for obtaining the mass of water that was driven off (based on second heating). d. Show the calculation for obtaining the weight percent of water that was in your hydrated salt. e. Show the calculation for obtaining the moles of dehydrated salt left after the second heating. f. Show the calculation for obtaining the moles of water that were driven off. g. Show the calculation for obtaining the empirical formula for your hydrated salt.

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter12: Thermodynamic Processes And Thermochemistry
Section: Chapter Questions
Problem 29P
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In the table below, use your most important scientific instrument (your calculator) to fill in the little boxes
that are highlighted:
2. Data Table
Identity of Dehydrated salt (for afterwards) ________________________________

Mass of empty dish 70.874g
Mass of dish + hydrated salt 71.346g
Mass of hydrated salt  
Mass of dish + dehydrated salt XXXXXXX
    a) first heating 71.194g
    b) second heating 71.174g
Mass of dehydrated salt  
Mass of water lost  
Wt. % of water in hydrated salt  
Moles of dehydrated salt  
Moles of water driven off  
Empirical formula of hydrated salt  



a. Show the calculation for obtaining the mass of your hydrated salt used.
b. Show the calculation for obtaining the mass of your dehydrated salt after the second heating.
c. Show the calculation for obtaining the mass of water that was driven off (based on second
heating).
d. Show the calculation for obtaining the weight percent of water that was in your hydrated salt.
e. Show the calculation for obtaining the moles of dehydrated salt left after the second heating.
f. Show the calculation for obtaining the moles of water that were driven off.
g. Show the calculation for obtaining the empirical formula for your hydrated salt.

In the table below, use your most important scientific instrument (your calculator) to fill in the little boxes that are highlighted: 2. Data Table Identity of Dehydrated salt (for afterwards). Mass of empty dish 70.874g Mass of dish + hydrated salt 71.346g Mass of hydrated salt Mass of dish + dehydrated salt a) first heating 71.194g b) second heating 71.174g Mass of dehydrated salt Mass of water lost Wt. % of water in hydrated salt Moles of dehydrated salt Moles of water driven off Empirical formula of hydrated salt In your notebooks, the following must be clearly visible. I won't hunt for it.LABEL IT PROPERLY! Show the calculation for obtaining the mass of your hydrated salt used. Show the calculation for obtaining the mass of your dehydrated salt after the second heating. Show the calculation for obtaining the mass of water that was driven off (based on second heating). Show the calculation for obtaining the weight percent of water that was in your hydrated salt. Show the calculation for obtaining the moles of dehydrated salt left after the second heating. Show the calculation for obtaining the moles of water that were driven off. Show the calculation for obtaining the empirical formula for your hydrated salt. a. b. C. d. е. f. g.
Transcribed Image Text:In the table below, use your most important scientific instrument (your calculator) to fill in the little boxes that are highlighted: 2. Data Table Identity of Dehydrated salt (for afterwards). Mass of empty dish 70.874g Mass of dish + hydrated salt 71.346g Mass of hydrated salt Mass of dish + dehydrated salt a) first heating 71.194g b) second heating 71.174g Mass of dehydrated salt Mass of water lost Wt. % of water in hydrated salt Moles of dehydrated salt Moles of water driven off Empirical formula of hydrated salt In your notebooks, the following must be clearly visible. I won't hunt for it.LABEL IT PROPERLY! Show the calculation for obtaining the mass of your hydrated salt used. Show the calculation for obtaining the mass of your dehydrated salt after the second heating. Show the calculation for obtaining the mass of water that was driven off (based on second heating). Show the calculation for obtaining the weight percent of water that was in your hydrated salt. Show the calculation for obtaining the moles of dehydrated salt left after the second heating. Show the calculation for obtaining the moles of water that were driven off. Show the calculation for obtaining the empirical formula for your hydrated salt. a. b. C. d. е. f. g.
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