idea of alien life is incorrect. Some take the concept of believing overboard‚ and others try to justify their disbelief by stating that most who believe are conspiracy theorists. Are aliens real‚ though? Since the universe is so expansive‚ why wouldn’t they exist? 6EQUJ5‚ also known as the Wow! signal‚ could have potentially come from extraterrestrial life force attempting to contact us. On August 15‚ 1977‚ at 11:16 PM‚ an Ohio radio telescope detected a single pulse of radiation coming from the constellation
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Reactivity of Halide Ions Michelle Faktor and Kelly Freas Date of Experiment: October 28‚ 2012 Period 2 Honors Chem Purpose: The purpose of this lab is to observe the reactions of halide ions with different reagents by mixing them together. Analyze data to determine characteristic reactions of each halide ion. Infer the identity of unknown solutions. Materials: * 0.1 M AgNo3 * 0.1 M NaCl * 0.1 M NaF * 0.2 M KBr * 0.2M Kl * 0.2 M Na2S2)3 * 0.5 M Ca(NO3)2
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Acknowledgement Introduction & Objective Theory Requirements Procedure Observation & Calculation Result Acknowledgement I __________ of class _______ thereby declare that this investigatory project of chemistry on “Study of presence of Oxalate Ion content in Guava fruit at different stages of ripening” is made by my own hard work and efforts under the supervision of our Chemistry Teacher__________________ Signature:___________________ Introduction & Objective Guava is a
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Diversity exists. How could you be oblivious to it? Unfortunately‚ even though there is a visual aspect of diversity‚ not everyone can grasp the concept of diversity. The concept of diversity embraces respect and acceptance within our culture. There are so many dimensions of diversity‚ which include race‚ ethnicity‚ age‚ physical appearance‚ sexual orientation‚ and‚ but not limited to beliefs. Physically you can see the difference‚ but morally is it accepted by everyone? There are so many different
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Chemistry F332 Notes Ions in solids and solutions: Structure of an ionic lattice (Sodium Chloride): * Consists of sodium ions (Na+) surrounded by six chloride ions (Cl-) * Chloride ions also surrounded by six sodium ions. * Held together by attraction of oppositely charged ions. * Giant ionic lattice. * Electrostatic bonds hold lattices together. * Structure is simple cubic. * Some ionic crystals contain water. * Known as water of crystallisation. * These crystals
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D-block ions and the kinetics of reactions iodine clock reaction: By Stephen Parsons 6K2 Centre number: 61813 Candidate number: 8270 Table of Contents My aim and my reaction: 3 Rate of reaction: 4 Activation enthalpy: 5 Collision theory: 6 The effect of temperature on reaction rate: 7 The effect of concentration on reaction rate: 7 The effect of a catalyst on reaction rate: 8 D-block elements: 9 The effect of extra kinetic energy (from stirring etc.): 10 Where do we use D-block ion catalysts
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HC2O4−. A salt with this anion is sometimes called an acid oxalate‚ monobasic oxalate‚ or hydrogen oxalate. The equilibrium constant (Ka) for loss of the first proton is 5.37×10−2 (pKa = 1.27). The loss of the second proton‚ which yields the oxalate ion has an equilibrium constant of 5.25×10−5 (pKa = 4.28). These values imply that‚ in solutions with neutral pH‚ there is no oxalic acid‚ and only trace amounts of hydrogen oxalate.[1] The literature is often unclear on the distinction between H2C2O4‚
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By the very nature of her birth‚ unlike any of her other siblings‚ she exists as the embodiment of sex. Born from male genitalia‚ she instinctively invokes sexual desire more prevalent among men. Her ability to charm gods and men make her one of the most powerful goddesses on Olympia. Ares would also fall prey to her advances
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PART I Introduction “Living in a semi – urban is indeed difficult where prices of the goods are too high especially when you don’t have money” said Mrs. Rosanie S. Surban‚ 33 years old‚ married with two children‚ currently working as secretary in LGU‚ Barangay 5‚ San Francisco Agusan del Surand whose husband is Mr. Ariel S. Surban‚ a plain househusband. Mrs. Surban has salary of at least P8‚000 per month and her husband is earning nothing. Her salary cannot suffice their household expenses
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scientists have not come to a 100% conclusion on whether it was true or is not true. Thus why it is called a theory and not a law. A theory being not 100% scientifically proven‚ and a law meaning evidence shows that is 100% true. So how did humans come into existence? Was it really natural selection that made humans what they are today? With the evidence provided with research and debates‚ I have a belief that it
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