Chemistry Solved_Part_31

Chemistry Solved_Part_31 - Week 18 Results Calculate the...

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©2010 Digital Interactive Video Education Week 18 92 Results: Calculate the mass of H 2 O: ___________g Calculate the mass of anhydrous MgSO 4 : ___________g Calculate the moles of MgSO 4 ___________ moles Calculate the moles of H 2 O ___________ moles Calculate the mole ratio of H 2 O:MgSO 4 ___________ Write the hydrate’s formula and full name:___________________________________________________ _____________________________________________________________ Discussion: 1. Was your hypothesis correct? Find % error. 2. List at least three sources of error. 3. Considering the question answered in this experiment, list some similar questions that could be answered by conducting a science experiment.
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©2010 Digital Interactive Video Education Week 19 93 LESSON 37: MEASURING CONCENTRATIONS Assignment: 1) Read textbook pages corresponding to this topic. 2) Defne the Following terms: Dilute, concentrated, percent by mass, molarity, molality, equivalent, gram-equivalent mass, normality 3) Watch lecture and take notes. 4)
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This document was uploaded on 10/31/2011 for the course CHM 2046 at University of Florida.

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Chemistry Solved_Part_31 - Week 18 Results Calculate the...

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