Science Essays

An indicator is a halochromic chemical compound that is added to a solution to determine its pH. It is a chemical detector for hydronium ions. The indicator changes colour to show the pH of the solution. Some indicates are not very precise and only tell us whether the solution is …

Muscle fatigue is weakness or weariness resulting from exertion or prolonged stress and the failure to maintain an expected power output. (Amussen) The process by which your body produces energy is called glycolysis. During glycolysis, glycogen is broken to produce creatine phosphate, which releases energy. The energy released catalyzes a …

The timing is reflected in the scene where the professor’s assistant and Will are alone and the assistant tells Will how lucky he is to have someone believe in him as much as the professor does. As if on cue, the professor walks in just as his assistant finishes talking …

The mind-body problem can be broken down into a series of questions. What is the mind? What is the body? Do the mind and body co-exist, or does the mind only exist in the body? Or does the body only exist in the mind? If both the mind and body …

“Nagasaki, August 9, 1945” by Michaito Ichimaru is an account of the tragic incident that took place as a result of the blast of the nuclear bomb dropped by the United States on Nagasaki. He makes his essay effective by giving details of the destruction and commenting on the after-wards …

Is man inherently evil? Many people have different answers to this question some do not believe that there is such a thing as good or evil. What is good and evil? Is evil a part of every human being from the moment he is on this planet? I think that …

When iron is mixed to Copper (Ⅱ) Chloride; the product will be copper and iron chloride. However, in this experiment, we do not have the information of the oxidation number for iron nails. There are 2 different oxidation numbers for iron; that are 2 or 3. We will need to …

Purpose: To find number of moles of Fe+3 which react with one mole of NH3OH+ in order to partially balance the equation: NH3OH+ + 2Fe+3 “” ? + 2Fe+2 and to find the missing product. Procedure: H2C2O4 and H2SO4 were titrated with potassium permanganate. The molarity of the permanganate was …

Jack London,the famous american writer insisted on writing political essays in his times. He was among the most influential figures of his days,who understood how to create a public person and use the media to market his self created image of poor -boy -turned -success. One of his most remarkable …

The telegraph is an electromagnet connected to a battery via a switch. When the switch is down, the current flows from the battery through the key, down the wire, and into the sounder at the other end of the line. By itself, the telegraph could express only two states, on …