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Tania Dey

109041
May 2011
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  • Responses: 99
  • eBooks: 1

Education

  • BSc (Hons), , 1994
  • MSc, , 1996
  • PhD, , 2002

Subjects

  • Chemistry
  • Mathematics

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Solution Library

The Enthalpy Change of a Chemical Reaction

The following are the givens from the experiment:
Experiment 1: Measuring the Calorimeter Constant
Temperature of the Calorimeter = 21.5C
Temperature of Calorimeter after adding the water from the flask from bath= 39.2C

Experiment 2: Enthalpy Change of a Chemical Reaction (3 Trials)

Trial READ MORE »

Chemistry / General Chemistry » 587285

Beer's Law Lab - Light Absorption of Colored Solutions

Procedure 1
Part I: Light Absorption of Colored Solutions:
1.Take three cuvettes from the Glassware shelf and place it on the workbench.

2. Fill the first cuvette with 4mL of 0.24M CuSO4 solution, the second cuvette with 4 mL of 0.1 M CoCl2 solution and the third one with 4 mL of 1M HNO3 from READ MORE »

Chemistry / Experimental Design and Methods in Chemistry / Quantitative Analysis / Beer Lambert Law » 424738

Molar Volume of an Ideal Gas Lab

Part 1
The following are the givens from the experiment:
Initial Experiment with 10mL- 6 M HCl and 0.25g Zinc
Initial Teperature = 21.5C
Initial Pressure = 1.00atm
After adding 0.25g Zinc - The solution reacted
Pressue = 1.69atm
Temperature = 27.3C
Volume in Syrenge = 92.2mL
Volume in Flask READ MORE »

Chemistry / General Chemistry » 587072

Basic Chemistry: Problems and Solutions

1. You are given 410.0 mL of a 1.581 M K2CO3 solution. There are ______ moles of
K
+
present in the solution.
2. You are given 83.5 mL of a 2.101 M solution of AgNO3. If all of the water is
allowed to evaporate, then the mass of AgNO3 left in the container is ______ g.
3. If 25.0 mL of a 4.5 READ MORE »

Chemistry / General Chemistry / Scientific Notation » 587057
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