Mass of empty beaker + watch glass: 154.00g Mass of beaker and hydrate (before heating): 155.58g Mass of beaker and anhydrous salt (after heating): 154.72g A. Show the calculations for determining the mass of the hydrate used: B. Show the calculations for determining the mass of anhydrous salt produced: C. Show the calculations for determining the mass of water in the original hydrate: D. Show the calculations for determining the expirimental percent of water in the hydrate:
Mass of empty beaker + watch glass: 154.00g Mass of beaker and hydrate (before heating): 155.58g Mass of beaker and anhydrous salt (after heating): 154.72g A. Show the calculations for determining the mass of the hydrate used: B. Show the calculations for determining the mass of anhydrous salt produced: C. Show the calculations for determining the mass of water in the original hydrate: D. Show the calculations for determining the expirimental percent of water in the hydrate:
ChapterU4: Toxins: Stoichiometry, Solution Chemistry, And Acids And Bases
Section: Chapter Questions
Problem 20STP
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Question
PERCENT COMPOSITION AND EMPIRICAL FORMULA OF A HYDRATE
Partial empirical formula of the hydrate used: CoCl2 • -----> H2O
Mass of empty beaker + watch glass: 154.00g
Mass of beaker and hydrate (before heating): 155.58g
Mass of beaker and anhydrous salt (after heating): 154.72g
A. Show the calculations for determining the mass of the hydrate used:
B. Show the calculations for determining the mass of anhydrous salt produced:
C. Show the calculations for determining the mass of water in the original hydrate:
D. Show the calculations for determining the expirimental percent of water in the hydrate:
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