Browse 63 real Chemistry projects entered in 2005, with abstracts, awards and links to the original entries.
CSEF · 2005
Chemistry
Objectives/Goals My objective was to determine whether water used in pools could be conserved by adjusting the concentration of pool chlorine (sodium hypochlorite) in order to minimize the e…
CSEF · 2005
Chemistry
Objectives/Goals The goal of my project was to see how differnt metals are affected by varying pH's. Methods/Materials Sodium hydroxide, hydrochloric acid, lemon juice, water, vinegar, coppe…
CSEF · 2005
Chemistry
Objectives/Goals VAT dying is a process through which all insoluble commercial VAT dyes are taken up by cotton fibers in an alkaline or base-soluble form by reduction and made insoluble agai…
CSEF · 2005
Chemistry
Objectives/Goals The objective of our project is to determine which of four different salt species in solution is the best conductor of electricity. We devised this experiment because we wan…
CSEF · 2005
Chemistry
Objectives/Goals The goal of this project was to determine the extent of copper contamination in drinking water due to the use of copper pipes. Also, the effect of the acidity of water on th…
CSEF · 2005
Chemistry
Objectives/Goals Test the effect scent has on the rate of combustion. Hypothesis: The fragrance oils added to the wax will decrease the rate of combustion. Methods/Materials The materials us…
CSEF · 2005
Chemistry
Objectives/Goals The goal is to understand the protection offered by sunscreens and sunglasses to ultraviolet light. To understand the blocking of ultraviolet light and the underlying physic…
CSEF · 2005
Chemistry
Objectives/Goals Free fatty acid numbers are often used as arbitrary measures of fuel quality. An increase in fatty acids should thus correlate with fuel degradation, such as polymerization…
CSEF · 2005
Chemistry
Objectives/Goals The goal of my experiment was to build a calorimeter to measure the number of calories in selected snacks. For the experiment, I selected (1) Cheetos Puffs, (2) Pringles Pot…
CSEF · 2005
Chemistry
Objectives/Goals Determining which catalyst used in soybean-based biodiesel will produce the most feasible fuel. Methods/Materials We are testing the two recipes in terms of flashpoint, wate…
CSEF · 2005
Chemistry
Objectives/Goals Zeolites, nanoporous, crystalline solids, are potential candidates for insulators in integrated circuits. Zeolite however, is quite hydrophilic, so its pores often contain w…
CSEF · 2005
Chemistry
Objectives/Goals To determine which of the three cooking methods, boiling, steaming, or microwaving, preserves the most vitamin C in vegetables, specifically, broccoli. These cooking methods…
CSEF · 2005
Chemistry
Objectives/Goals Which chemicals and methods can identify real coral from counterfeit ones? Which solvent can remove the artificial colors from coral efficiently? Which synthetic dyes and co…
CSEF · 2005
Chemistry
Objectives/Goals Why do some foods such as dumplings float on water when cooked? My hypothesis was that their density becomes less than that of water. I also thought that all foods decreased…
CSEF · 2005
Chemistry
Objectives/Goals This project's goal was to find out if laying fabric on grass increases fading of a stain by the sun. The idea came from my grandma who said this was a custom in her country…
CSEF · 2005
Chemistry
Objectives/Goals Thin-layer chromatography (TLC) is a widely used method for qualitative analysis to determine the number of components in a mixture, to determine the identity of two substan…
CSEF · 2005
Chemistry
Objectives/Goals To determine if heat affects crystal growth. Methods/Materials Pottasium Fericyande Cupric Sulfate 4 petri dishes 4 crystal growing papers 1 cup of water Results My results…
CSEF · 2005
Chemistry
Objectives/Goals To determine whether diferent samples of metals and minerals have iron, copper or lead in them. Methods/Materials There were eleven samples used in my project, each tested s…
CSEF · 2005
Chemistry
Objectives/Goals I wanted to determine whether viscosity would be useful to reveal characteristics of functional groups of molecules that change in biochemical processes, such as fermentatio…
CSEF · 2005
Chemistry
Objectives/Goals The objective is to use calorimetry to determine the gross energy content (calorie/ gram) of Snickers, Milky Way, and Reese#s candy bars. Methods/Materials An oxygen bomb ad…
CSEF · 2005
Chemistry
Objectives/Goals The objective was to determine whether solutes which ionize (like NaCl) would lower the freezing point of water more than solutes which do not ionize (like sucrose). Methods…
CSEF · 2005
Chemistry
Objectives/Goals The problem is ¡°How does the different types of fruit have different types of vitamin C and Sugar¡±. Many people in the U.S. suffer from diabetes and obesity, they like all…
CSEF · 2005
Chemistry
Objectives/Goals The objective of my project is to determine how efficient certain biofuels are in comparison to diesel fuel and to determine whether using new or used oil in the making of t…
CSEF · 2005
Chemistry
Objectives/Goals My project was to evaluate and test four different fuels - parrafin wax, ethanol, propane, and white gas (similar to gasoline) - to determine which is most efficientin produ…
CSEF · 2005
Chemistry
Objectives/Goals #Hello Chitin! Goodbye Ions!# investigates the effect of lobster shell chitin on filtering wastewater metallic ions and how it measures up to charcoal and water distillation…
CSEF · 2005
Chemistry
Objectives/Goals From a known mass of solid CO2 (dry ice), what is the volume of CO2 gas produced when the sample has completely sublimed? How does the measured volume compare to the volume…
CSEF · 2005
Chemistry
Objectives/Goals The rate at which hydrogen ions diffuse through water was determined by measuring the time it takes hydrogen ions to travel a known distance. Methods/Materials A concentrate…
CSEF · 2005
Chemistry
Objectives/Goals The purpose of my experiment was to see which vegetables make stronger dyes. I wanted to research this project because in ancient times, all that people had was natural dyes…
CSEF · 2005
Chemistry
Objectives/Goals Although singlet oxygen (the first excited state of ground state oxygen) research has been of great interest to many research groups since the 1960s, little information is a…
CSEF · 2005
Chemistry
Objectives/Goals Problem statement: Does the type of water affect the growth of crystals? Hypothesis: The type of water does influence the crystals# growth. Methods/Materials Materials: Jar,…