You are welcome to search the collection of free essays and research papers. Thousands of coursework topics are available. Buy unique, original custom papers from our essay writing service.

5 results found, view free essays on page:

  • Oxidation Of The Secondary Alcohol
    1,067 words
    final weight percent yield 2, 4-DNP Tollen's test pathway. 42 g 67% positive negative oxidation of secondary OH Good Things My experiment went well. I began my experiment with. 64 g of 2-ethyl-1, 3-. The molecular weight of this compound is 146.2 g / mol. It is converted into 2-ethyl-1 -- 3-one. This compounds molecular weight is 144.2 g / mol. This gives a theoretical yield of. 63 grams. My actual yield was. 42 grams. Therefore, my percent yield was 67%. This was one of my highest yields yet. I...
  • Individuals With Hiv Aids
    4,502 words
    EXECUTIVE SUMMARY: Changes in the HIV / AIDS epidemic over the last couple of years has raised some concerns regarding the effectiveness of the current AIDS surveillance efforts. Currently, only persons that test positive with AIDS are reported systematically to public health officials. Because of the new treatment options, the time between infection of HIV and the progression to an AIDS diagnosis is increased. Public health officials are concerned that the surveillance of AIDS is not indicative...
  • Positive Bacteria
    1,223 words
    Introduction: The purpose of this experiment is to isolate and differentiate between two bacterial species using Gram's stain, microscope visualization and different biochemical tests. Bacteria can be classified and differentiated based upon different morphological characteristics, staining reaction, nutritional needs, cultural characteristics, physiology, cellular chemistry, and biochemical tests results for specific metabolic end products. Identification of unknown bacteria is useful in many s...
  • Athlete's Test
    2,363 words
    Although most athletes are dedicated to working hard in practice and training hard in the off-season, there are other athletes that aren't so dedicated and want to skip the blood, sweat and tears part of becoming the best athlete. Other athletes try hard to become the best but they are limited by the their God-given characteristics. In high school being an athlete is all about having fun, and some want to aspire and make it to the next level (NCAA), but lots of kids don't realize how much differ...
  • Procedure Preparation School Age Test
    638 words
    Mononucleosis spot test How the Test is Performed: Adult or child: Blood is drawn from a vein (venipuncture), usually from the inside of the elbow or the back of the hand. The puncture site is cleaned with antiseptic, and a tourniquet (an elastic band) or blood pressure cuff is placed around the upper arm to apply pressure and restrict blood flow through the vein. This causes veins below the tourniquet to distend (fill with blood). A needle is inserted into the vein, and the blood is collected i...

5 results found, view free essays on page: