Commercial copper sulfate is usually about 98% pure copper sulfate, and may contain traces of water. Anhydrous Copper sulfate is 39.81 percent copper and 60.19 percent sulfate by mass, and in its blue, hydrous form, it is 25.47% copper, 38.47% sulfate (12.82% sulfur) and 36.06% water by mass.opper sulfate is also used to test blood for anemia. The blood is tested by dropping it into a solution of copper sulfate of known specific gravity â blood which contains sufficient hemoglobin sinks rapidly due to its density, whereas blood which does not sink or sinks slowly has insufficient amount of hemoglobin.
Types of Distance Learning There are two distance education delivery system categories - synchronous and asynchronous. Synchronous instruction requires the simultaneous participation of all students and instructors. The. advantage of synchronous instruction is that interaction is done in real time and has an immediacy.
Distance counseling is a counseling approach that takes the best practices of traditional counseling as well as some of its own unique advantages and adapts them for delivery to clients via electronic means in order to maximize the use of technology-assisted counseling techniques.