What is the percent of each element in Al2 (SO3)3 ? Empirical Formula a) What is the empirical formula for a compound which is 75 % C and 25 % H? b) What is the empirical formula for a compound which has 48.64 % C‚ 8.16 % H‚ 43.20 % O c) What is the empirical formula of 40.68 % C‚ 5.08 % H‚ and 54.24 % O? d) A blue solid is found to contain 36.894% N and 63.16% O. What is the empirical formula for this solid? e) What is the empirical formula for a compound that contains 10.89% Mg‚ 31.77%
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KNOWLEDGE MANAGEMENT : * "Knowledge management is a discipline that promotes an integrated approach to identifying‚ capturing‚ evaluating‚ retrieving‚ and sharing all of an enterprise ’s information assets. These assets may include databases‚ documents‚ policies‚ procedures‚ and previously un-captured expertise and experience in individual workers." * Knowledge Management‚ (KM) is a concept and a term that arose approximately two decades ago‚ roughly in 1990. Knowledge Management may
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Alcoholism: Supported by Empirical Research Ellie Smith Vanderbilt University Abstract Globally‚ alcohol abuse disorders have become a problem for seventy-six million people (Orford‚ Natera‚ Copello‚ Atkinson‚ 2005). Addiction is a disease‚ not merely a social disorder. The disease not only affects the inflicted individuals‚ but can also be detrimental to family members and the greater community. Causes of addiction can be grouped into three categories: psychological traits
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Chebyshev’s Theorem and The Empirical Rule Suppose we ask 1000 people what their age is. If this is a representative sample then there will be very few people of 1-2 years old just as there will not be many 95 year olds. Most will have an age somewhere in their 30’s or 40’s. A list of the number of people of a certain age may look like this: |Age |Number of people | |0 |1 | |1 |2 | |2 |3
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Lab of Determining an Empirical Formula B2 Honors 12/18/13 Abstract In this lab‚ to help better understand the concepts of gram atomic masses and empirical formulas‚ we found the gram atomic masses and empirical formula of a binary compound. The two compounds should form a definite whole number ratio by mass. This ratio will also help determine the subscripts of the elements in the empirical formula. Errors in this experiment can stem from measuring wrong or doing equations incorrectly.
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A) January 18‚ 2011B) Empirical Formula C) The purpose is to determine the empirical formula of a metallic oxide. D) Pre Lab Questions: After heating the metal‚ the crucible and contents should mass less than it did before it was heated. This is because heating the crucible may rid of other residue that was left in it; bringing it a to a constant mass. A yellow flame will deposit soot on the crucible. This would be a problem because the soot left on the crucible would vary from our constant
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Introduction Knowledge is an important element in every individuals’ lives but most importantly to businesses to succeed in today’s economy. The successfulness of knowledge is through many strategies that involve knowledge creation‚ knowledge transfer and knowledge management and also by using advanced IT systems through the economic growth and change (Anantatmula and Kanungo‚ 2010). The purpose of this report is to evaluate how successful the KM strategies are in place within Apple and to evaluate
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Empirical Formula of Magnesium Oxide Date: Aim: The aim of this experiment was to determine the empirical formula of magnesium oxide. Equipment: · Balance · Crucible and lid · Bunsen burner · Magnesium ribbon (0.2g) · Steel wool · Crucible tongs · Pipe clay triangle · Tripod Procedure: 1. Obtain a clean‚ dry crucible and lid‚ then heat them for approximately 5 minutes over a Bunsen burner 2. Clean the surface of a 20 cm strip of magnesium ribbon using steel wool 3. Coil
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Empirical Rationalism claims that it can be clearly observed that a person’s moral judgements come directly from his or her rational capacity. In other words‚ it claims that based on observation‚ it is evident that our moral judgements come from reason. This opposes to sentimentalists’ theories which claim that our moral judgments come from our emotions. Shaun Nichols affirms that research done on psychopaths proves empirical rationalism wrong. For example‚ he states that psychopaths’ ability to
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DETERMINATION OF EMPIRICAL FORMULA OF MAGNESIUM OXIDE Objective: The objective of this lab is to experimentally determine the empirical formula of Magnesium Oxide. Equipment: • Ring Stand • 5 inch ring • wire gauze • Crucible and Crucible lid • Butane burner • Magnesium • Crucible tongs • Safety glasses • Gloves Experimental Procedure 1. Setup ring stand with five inch ring and triangle. 2. Obtain desired amount of Magnesium‚ a crucible with
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