Distillation Authored by: Mohamed Magdy Fareed 118568 Under supervision: Dr. Ahmed Hegazy Table of content: Acknowledgment…………………………………………………………………………..3 Abstract…………………………………………………………………………………..3 Introduction…………………………………………………………………………………..3 History………………………………………………………………………………………..3 Applications of distillation………………………………………………………………….4 Idealized distillation model………………………………………………………………….4 Batch distillation…………………………………………………………………………5 Laboratory scale distillation……………………………………………………6
A fallout shelter is a shelter that was used in a time of need. From 1947 to 1991, fallout shelters were a big hit during the Cold war. The fallout shelter represents the atomic age and how families got through nuclear attacks. A lot was contributed in the making of these shelters, and they kept families together. Time and effort to keep America safe is what made these shelters important to American History. Not only are the fallout shelters a symbol of the cold war and fear, but it also significantly
the components atoms, molecules and ions2. The crystal structure of atoms and molecules has a unique arrangement, which leads to the regular repeat of interatomic distances within the material4. The shape of a crystal is a reflection of its inner, atomic-scale structure. The faces of a crystal are labelled with respect to the crystal axes. Each face has a set of three integers (h, k, l), which are known as Mill... ... middle of paper ... ...ed to provide sufficient data to determine the unit cell
and is usually light colored and transparent, while graphite is greasy, easily powdered, and very dark in color. Diamond is the hardest gem on Mohs’ hardness scale and graphite is the softest. Diamond is very hard because of its dense packing and interlocking atomic arrangement. Graphite, on the other hand, although it is the same element, is more loosely packed and has a six-sided, layered configuration, which makes it soft (Pough, 1991). The differences between graphite and diamonds are accounted
Throughout human history storms have been brewed from the center of the earth and claimed the lives of millions if not billions of people and such large amounts of damage to everything around us. Between 2000 and 2012, natural disasters caused $1.7 trillion in damage and affected 2.9 billion people.(www.DoSomething.org) Can we minimize the damage caused by natural disasters? The answer is always yes you can always try to stop things like this it just matters about how much will people put into protecting
ENTHALPY What is enthalpy? Enthalpy is the amount of heat content used or released in a system at persistent pressure. Enthalpy is typically articulated as the change in enthalpy. The change in enthalpy is linked to a change in internal energy (U) and a change in the volume (V), which is multiplied by the constant pressure of the system. 23/04/14 (http://chemwiki.ucdavis.edu/Physical_Chemistry/Thermodynamics/State_Functions/Enthalpy) When the reaction is giving off heat, it is exothermic. In this
It is within man’s blood and nature to explore, and space is our next New World. Man’s first achievement in space travel was the launch of the Sputnik on October 4, 1957. For the next decades, space travel was roaring like a rocket, fueled by man’s desire to explore, man’s desire for knowledge, and man’s desire to beat his enemies. However, these impulses have died out as the well of government funding has been diverted to wars and debts, and the interest of the American people has been diverted
The unpredictability in the shipping industry is driven by the freight rates, which is determined by the demand and supply in the shipping market. According to ( Elveness & Widiantoro, n.d.) factor that determines the price of shipping stock in the financial market is not always on freight rates. This trend becomes more appealing since the shipping industry has a claim about inefficiency in this market. The inefficiency here means that there