... in a mixture, and then beyond that determining the percent of error for the experiment. One way of determining how much of a substance is present is through the gravimetric analysis which is a form of quantitative analysis which deals with how much of a substance there is the compound. There are several steps to this procedure. The first of these is to make sure that the sample dry ... "Precipitation reactions are processes in which soluble reactants yield an insoluble solid product that drops out of solution." Then a reagent is added to yield a precipitate of known chemical composition ...

• Word Count: 1417
• Approx Pages: 6
• Grade Level: High School

... weight. An amino acid is an organic compound that is the building blocks of proteins. Different amino acids are linked together in a linear chain by peptide bonds in various combinations and sequences to form specific proteins. A protein may be comprised of amino acids from all of the categories. The net charge of a protein will depend on its amino acid composition. If it has more positively charged ... dependent on the molecule's charge and size. Agarose gels are used to separate DNA fragments. The greater the percentage of the gel, the less mobility will be shown by the molecules. Thi...

• Word Count: 1589
• Approx Pages: 6
• Grade Level: Undergraduate

... weight. An amino acid is an organic compound that is the building blocks of proteins. Different amino acids are linked together in a linear chain by peptide bonds in various combinations and sequences to form specific proteins. A protein may be comprised of amino acids from all of the categories. The net charge of a protein will depend on its amino acid composition. If it has more positively charged ... dependent on the molecule's charge and size. Agarose gels are used to separate DNA fragments. The greater the percentage of the gel, the less mobility will be shown by the molecules. Thi...

• Word Count: 1595
• Approx Pages: 6
• Grade Level: Undergraduate