Determine the relationship between the observed/apparent value (EX) VERSUS that of the true value (ET) for the quantity being sought by writing either <, >, or = on the space provided.  TOPIC: Measured mass of the precipitate 1. Overignition which causes the conversion of BaSO4 precipitate to BaO. EX _____ ET 2. Precipitate was not washed thoroughly. Ex _____ ET TOPIC: Standardization of Titrant 3.Distilled water was not equilibrated to room temperature before the preparation of NaOH titrant. EX _______ ET

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter20: Applications Of Oxidation/reduction Titrations
Section: Chapter Questions
Problem 20.26QAP
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Determine the relationship between the observed/apparent value (EX) VERSUS that of the true value (ET) for the quantity being sought by writing either <, >, or = on the space provided. 
TOPIC: Measured mass of the precipitate

1. Overignition which causes the conversion of BaSO4 precipitate to BaO. EX _____ ET
2. Precipitate was not washed thoroughly. Ex _____ ET

TOPIC: Standardization of Titrant

3.Distilled water was not equilibrated to room temperature before the preparation of NaOH titrant. EX _______ ET

 

 

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