Date Due: 18 January 2013 Date Submitted: 18 January 2013 Experiment No. 3: GRAVIMETRIC DETERMINATION OF PHOSPHORUS IN FERTILIZER SAMPLES I. Abstract The purpose of this experiment is to determinethe Phophorus content of fertilizer samples using Gravimetric Analysis. It involves dissolution of the fertilizer sample‚ precipitation and heating and cooling of the sample. Pooled standard deviations of the two data sets for % Pwet‚ %Pdry‚ %P2O5 wet and %P2O5 dry were
Premium Solubility Precipitation Gravimetric analysis
A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electromagnetic force attraction between opposite charges‚ either between electrons and nuclei‚ or as the result of a dipole attraction. The strength of chemical bonds varies considerably; there are "strong bonds" such as covalent or ionic bonds and "weak bonds" such as dipole-dipole interactions‚ the London dispersion force and hydrogen bonding
Premium Chemical bond Covalent bond
People like to eat organic food‚ they think organic food is good for their health. And they think organic food is better for environment and kind of animals. So‚ nowadays people are trying to buy an organic food‚ it make organic food increasing price. On the other hand‚ many experts say that the organic foods are better than other. 1. What Qualifies as Organic? For the last time the organic product very important for people who like to eat organic food but now all organic foods are grown and
Premium Organic food Organic farming Pesticide
In his essay “The Organic Fable‚” Roger Cohen argues that there is little to no difference between organic foods and regular foods. He says‚ “Organic has long since become an ideology‚” says it is branding‚ not science‚ and says we need genetically modified food anyway to feed more people. He also says it is an‚ “obsession of an upper middle class‚” and compares buying organic foods to‚ “paying to send your kids to private school.” I believe‚ though‚ that his argument is biased and inconsistent‚
Premium Organic food Sustainable agriculture Organic farming
1Organic Architecture View Full Essay Worldwide notoriety is a comment that would suggest Frank Lloyd Wright and the architecture that he left behind. This legendary American architect started a style of organic structures that remains a roadmap for the people of his genera today. His greatness not only remains by the buildings that he left behind‚ but through his school that he along with his wife started and his philosophy about designing. As a young child‚ Wright developed these characteristics
Premium Frank Lloyd Wright
Title: Benedict ’s test for Reducing Sugars Testable Question: Are all carbohydrates reducing sugars? Hypothesis: If the carbohydrate contains available ketone or aldehyde molecules then they are reducing sugars. Variables: a. Independent: Function groups react w/ reagent b. Dependent: Color change (red‚ orange‚ yellow) Control: Water Materials: - 4 mL of each solution (Water‚ Starch‚ Glucose‚ Maltose‚ Sucrose‚ Onion Juice‚ Potato slice‚ Milk) - 8 test tubes
Premium Protein Nutrition Amino acid
Harmful Chemicals in our Environment Over the past century humans have introduced a large number of chemical substances into the environment. Some are the waste from industrial and agricultural processes. Some have been designed as structural materials and others have been designed to perform various functions such as healing the sick or killing pests and weeds. Obviously some chemicals are useful but many are toxic and their harm to the environment and our health far outweighs their benefit to
Premium Chlorine Waste Hazardous waste
Soren Chemical Why is the New Swimming Pool Product Sinking Company Background * Founded in 1942 by Timothy Soren * Sell : * Industrial-strength cleaning solutions * Industrial chemical for lubricants and fuels * Chemical solution for treating drinking water and wastewater. * 350 products line * 2006 revenue is $450 million. Product Background * Kailan MW Flocculants. (Clarifier) * Flocculants can be thought as chemical nets that works in water
Premium Marketing Consumer protection Consumer
not only certified organic fertilizers‚ but also fresh organic produce‚ organic rice‚ organic coffee‚ organic free range chickens that are all also certified organic by NICERT. Other addition to Fresh Start’s product lines are the Healthy Pantries and Natural personal care products. Fresh Start Organics continues to expand while maintaining the company vision of being a vibrant eco-enterprise that implements ecologically‚ socially and economically sound practices in organic agriculture. As a staunch
Premium Organic farming Organic food Agriculture
Organic VS. Conventional Alexis Dossey Environmental Science 1A For years‚ there has been a debate on how food is grown. Should it be organic or conventionally grown? To answer this question‚ the difference between the two needs to be known. Organic produce is grown without chemical fertilizers and pesticides. Organic livestock is free ranged‚ most of the time‚ with no added antibiotics or growth hormones. Conventionally grown produce is usually
Premium Agriculture Sustainable agriculture Organic farming