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    In Fig 4 pore size distribution profiles of the Y and MY is observed. By the BJH method, which uses desorption branch of the nitrogen isotherm in order to calculate the pore size distribution and the adsorbed volume[12], the pore size in the range of only 1.4 nm could be seen in Fig. 4a. Presence of various distribution of pore size is the manifest of the related BJH of the MY zeolite in Fig. 4b. As can be seen there are the pore size distributions from 1.2-6 nm in which the pores in the range…

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    The FTIR spectrum of PVA/CS nanofiber was shown in Fig. 1(a). The band at 3255.32 cm−1 was corresponded to -OH stretching and the peaks at 1025.6 and 1450.04 cm−1 for the -C-O band. The peaks at 3445.32 cm-1, 2965 cm-1, 1640.01cm-1, 1598.7 cm-1, and 1361 cm-1 are due to amine NH symmetric vibration, C-H vibration, deformation vibration of the absorbed water molecules, stretching vibration of amino group of chitosan and vibration of C-H, respectively. The peaks at 890.1 and 1100 cm-1 was…

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    reduce chemistry to physics. Microorganisms contain cells, which contain molecules and atoms. Atoms are the fundamentals of physics. Thus, you reduce chemistry to physics. Even with chemical reactions that don’t explicitly involve microorganisms, chemistry is still reducible to physics. Chemistry studies interactions that occur when a form of energy is applied to one or more elements. Elements themselves are made of atoms/matter, and heat is a manipulation of energy. Thus, it follows that the…

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    Salt Water Lab Report

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    Saltwater Circuit; Did you know that you can use salt water to make a light bulb shine? It sounds crazy, but it's true! This is because salt water is a good conductor of electricity. Salt molecules are made of sodium ions and chlorine ions. (An ion is an atom that has an electrical charge because it has either gained or lost an electron.) When you put salt in water, the water molecules pull the sodium and chlorine ions apart so they are floating freely. These ions are what carry electricity…

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    Atoms are the most basic building blocks, everything around us are made out of atoms. Atoms are so small that it can’t be found under the finest microscopes. A tiny spec of dust contains millions of billions of atoms! Even though atoms are tiny, but it actually consist of three different particles: protons, neutrons, and electrons. In every atom, electrons move around the nucleus, the combination of protons and neutrons. The idea of an atom was first discovered by the ancient Greeks, they…

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    Every element has its own symbol ,atomic number ,and atomic mass. The symbol is letters of the element, atomic number is the number of protons, and atomic mass is the mass of the element. The Symbol for Calcium is `Ca’ and the atomic number is 20, and the mass number is 40.078 u. Family. The periodic table is classified into groups and every group(row) has its own properties. Calcium is in group 2 ,and this is the second most reactive group of the periodic table. Each of the elements in…

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    Cold Working Lab

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    lab was an edge dislocation where an extra plane of atoms was inserted into the crystal structure. If enough pressure is applied on the material, a permanent deformation stemming from dislocations can occur, known as plastic deformation. The hardening of materials through the use of deformation in a material stems from the atomic structure of a metallic material. Metals are held together by metallic bonding where electrons are shared amongst atoms so that a "sea" of electrons is created. This…

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    Chromium Chromium was discovered in France in 1797. A man named Louis-Nicholas Vauquelin discovered chromium while experimenting with a material known as Siberian red lead. The name Chromium comes from the Greek word "chroma" meaning "color." Chromium got this name because of the many different colors in the element. This element is hard, metallic and shiny. Chromium doesn't tarnish. Chromium is a metal element. Chromium's symbol is "Cr" and has an atomic number of 24. This metal is the…

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    Nt1310 Unit 6 Lab

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    The purpose of this lab was to analyze and examine periodic trends of the first 36 elements that are on the periodic table. Trends that were analyzed and examined are the atomic radius (AR) and the first ionization energy (IE) of the 36 elements. The hypothesis for this lab was that the elements that are in the groups that had the highest atomic radius would be in the same groups as those who have the the highest first ionization energy and the groups who have the lowest atomic radius would be…

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    Albert Einstein's influence on astronomy. Albert had a big influence on Astronomy. He started to study mathematics, he was lured toward calculus around 1891. Albert originally wanted to be a electrical engineer. But he failed to do pass an examination which would have allowed him to study for a diploma at the Eidgenössische Technische Hochschule in Zurich. He made a plan of graduating as a teacher in mathematics and physics. He got his PHD in 1905. He also created the theory of relativity. A…

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