Hong Le Chemistry 1A Exp 7: Recovery and Recycling of Copper
Recovering Copper through a cycle or reaction involving and its compounds, allowing the ultimate recovery of the used metal is weight to calculate the percent recovery.
I I) Proced
LiemT.Tran Chem001A Lab Report # 10 Experiment # 10 Candlelight Three things I have learned from this experiment
The first thing I have learned from this experiment is the mass of a candle is changed during the combustion. A piece of cobalt chloride is bl
Hong Le Chemistry 1A
A) Three things I learned from this experience: 1) Halogen solutions are soluble in hexane. 2) Single displacement reaction and oxidizing-reducing powers of halogens and
3) A weaker halide can be oxidized by a stronger h
What did you learn? I learned how to verify the volume of an object not directly through the variation of waters volume before and after putting the purpose. I learned how to calculate the measurement like range, average, deviation 2 objects have the same
Hong Tran March 22, 2009 Chem. 01A Experiment 8
Colorful of Atoms
What did you learn? Three things I have learn from this experiment
The 60 watt incandescent light has higher intensity than the 40 watt incandescent light since the 60watt incandescent lig
Hong Le Chemistry 1A March 22, 2009 Experiment 9 Atomic Orbitals & Energies What do you think? 1. Describe between differences between the 1s and 2s orbitals.
1s orbital Lower energy level Electron density No node and hard to find electron t han 2s
Hong Le Chemistry 1A Spring 09
Report 12: Recycling of Aluminum
Objective: Aluminum can be recycled as a form of aluminum compound. Aluminum is reacted with potassium hydroxide solution to yield the compound of potassium and aluminum as the form of anion.
Nitrogen The source is about nitrogens occurrence and its usage. Nitrogen ranks fifth in cosmic abundance. It occurs in the Earths atmosphere to extent of 78% by volume, or about 75% by weigh. Moreover, it can also be found in many meteorites, in gases, a
Hong Le Chemistry 1A March 05, 2009 What did you learn?
First I learned about the differences between pure water and salt water. Next, I also learned to purify polluted water by using Al2(SO4)3, Ca(OH)2, sand and charcoal. What do you think?
1/ Which impu
ISOPOTENTIALS AND FIELDS
COURSE: GENERAL PHYSICS 4A INSTRUCTOR: DR. CELSO BATALHA Group members: Quynh Anh Phan Phuoc Nguyen Vy Nguyen
In this experiment, we will study the electric field and potential patterns in the ele
Tri M Nguyen Chemistry 1A Internet research
1) What are the structures, physical and chemical properties and environmental
impact of Ozone? What are the roles of Ozone in troposphere and stratosphere?
Fahey, D.W. (Lead Author), Twenty Questions and Answer
LiemT. Tran Chem. 001A Lab report # 8
Experiment #8 Colorful Atoms Three things I have learn from this experiment
The 60 watt incandescent light has higher intensity than the 40 watt incandescent light since the 60watt incandescent light is brighter than
Hong Le Chemistry 1A A) What did I learn?
1. 2. 3.
I learned how to find the GMW of solute by freezing point depression. I learned how to construe the freezing point of a substance. I learned to reduce the solution to have the freezing point depression. B
Hong Tran Chem. 01A February 26, 2009 Lab #5 Density What did you learn? From this experiment, I know how to use a Venier caliper to measure the dimensions of the metal slug, also a Venier caliper is used to measure the height of slug. In this way, we can
Hong Le Chemistry 1A I. What do you think? 1. According to my data the enthalpy of the reaction is exothermic because the heat is getting loose during the reaction. The Tf number is bigger than Ti. Because its exothermic, then the sign for the molar entha