How to find the heat released given two masses? « on: October 24, 2012, 09:46:23 PM » The actual question is:Thermite is a mixture of aluminum and iron(III) oxide that can be ignited with a magnesium ribbon fuse to form iron and aluminum oxide. The thermite reaction is so exot...
Acids are substances that contribute molecules, while bases are substances that can accept them. Learn how to define acids and bases, explore the pH scale, and discover how to find pH values. Related to this QuestionWhat type of reaction is 2Al(s...
What Is Normal Reaction? How to find it? Weight: The weight of a body is the force with which Earth attracts a body towards its center. It is given by the product of the mass of the body times the acceleration due to gravity at that place. ...
When a food allergy is severe, it may lead to a life-threatening allergic reaction called anaphylaxis. Symptoms include itching, swelling of the lips or tongue, difficulty swallowing, hoarseness, shortness of breath, coughing, wheezing, chest pain, a weak pulse, dizziness, vomiting, diarrhea and...
While it may seem like supernatural magic, the technology behind glow sticks is actually very simple. Let's look inside a light stick to find out how it gives off such a strong light with no bulb and no battery. Contents The Basics of Light The Chemical Reaction The Glow Stick ...
(Check out How Light Bulbs Work to find out why heated objects emit light.) The heat of the flame keeps the fuel at the ignition temperature, so it continues to burn as long as there is fuel and oxygen. As you can see, there are three essential elements involved in this process: ...
Determine deltaH for the combustion of phosphine. The reaction forms tetraphosphorus decaoxide (solid) and water (gas). The enthalpy of formation for phosphine is +5.4 kJ/mol.Now to determine deltaH for the combustion of phosphine I first need the enthalpy of formation for products and react...
In the case of my assistant resigning, I was lucky enough for them to give me an advanced warning, so I had time to find a suitable replacement very shortly after their departure. Show appreciation Assuming the employee has resigned on good terms with yourself and your team, you now have...
of the caused heat energy to the predetermined amount of the supercritical fluid, from a predetermined amount of the supercritical fluid to a predetermined amount of feed, at least a portion of the caused heat energy a step of transferring, and, in order to form at least one reaction product...
In order to calculate this experimentally you have to monitor either the concentration of the reactant or product as a function of time. Once you have measurements at different times you can then plot these values and find the instantaneous rate of the reaction or the slope of the line. ...