complete a data table for Part One of the lab. It should include the name of the element (or unknown) examined and the color of the observed flame Identify each unknown from Part One of the lab and briefly explain why you identified each unknown as you did. The first unknown element sodium knew it was because she got yellow and each element corresponded a unique color. The second element potassium knew it was because I acquired a blue color‚ in the experiment verified that each element corresponded
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is the lightest element. It is by far the most abundant element in the universe and makes up above 90% of Universe by weight. Hydrogen as water (H2O) is absolutely essential to life and it is present in all organic compounds. Hydrogen is lightest gas. Hydrogen gas was used in lighter-than-air balloons for transport but is far too dangerous because of the fire risk (Hindenburg). It burns in air to form only water as waste product and if hydrogen could be made on sufficient scale from other than fossil
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project. In primary data collection‚ we collect the data ourselves by using methods such as interviews and questionnaires. The key point here is that the data we collect is unique to us and our research and‚ until we publish‚ no one else has access to it. There are many methods of collecting primary data and the main methods include: • QUESTIONNAIRES • INTERVIEWS • FOCUS GROUP INTERVIEWS • SURVYES • OBSERVATION • DIARIES • ANALYSING THE DATA The primary data‚ which is generated by
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one two-bed room Nursing stations: Nursing stations should be large enough to accommodate desks and chairs for record keeping‚ tables and cabinets for preparation of drugs‚ instruments and supplies‚ chairs for sit-down conferences with physicians and other staff members‚ a wash-up sink and access to a staff toilet. 2- Operating theatres Two main classes of elements should be considered: operating rooms and service areas Operating rooms should be classified as follows: General operating room
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Task: a) Style of PLC design UNITARY Source: http://susaneatc.en.busytrade.com/selling_leads/info/1987765/Siemens-Simatic-S7-200-Cpu.html * A union PLC is an easier type of controller‚ and contains all the basic system components in a single housing‚ or box. These components typically include processor‚ which runs the program‚ in addition to the port for input and output connections. PLC union usually attached directly to the device or application being controlled.
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Chapter 1 - The Sociological Perspective and Research Process: 1. (4) Sociology is the study of man and society that seeks to determine their general characteristics‚ especially as found in contemporary civilizations. ! A society is a large social group that shares the same geographical territory and is subject to the same political authority and dominant cultural expectations. 2. (3-5) Sociologist C. Wright Mills described sociological reasoning as The Sociological Imagination
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13 Tourism: Analysis of a Global Phenomenon from a Perspective of Sustainability Juan Ignacio Pulido-Fernández and Yaiza López-Sánchez University of Jaén Spain 1. Introduction Many international institutions have highlighted the importance of tourism as a motor of social transformation and a instrument for promoting economic development (OECD‚ 2009; UNWTO‚ 2005; WTTC‚ 2005). Its potential for growth is considered to be such that‚ at a horizon of no more than ten years‚ tourism is expected to
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Components of DSS (Decision Support System) Data Store – The DSS Database Data Extraction and Filtering End-User Query Tool End User Presentation Tools Operational Stored in Normalized Relational Database Support transactions that represent daily operations (Not Query Friendly) Differences with DSS 3 Main Differences Time Span Granularity Dimensionality Operational DSS Time span Real time Historic Current transaction Short time frame Long time frame Specific Data facts Patterns Granularity Specific
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ENCRYPTION Introduction Often there has been a need to protect information from ’prying eyes’. In the electronic age‚ information that could otherwise benefit or educate a group or individual can also be used against such groups or individuals. Industrial espionage among highly competitive businesses often requires that extensive security measures be put into place. And‚ those who wish to exercise their personal freedom‚ outside of the oppressive nature of governments‚ may also wish to encrypt
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Promethium‚ Pm‚ is the 61st element on the Periodic Table. It was discovered in 1945 by Jacob A. Marinsky. It’s a metal‚ and named after the Greek God Prometheus. It is not naturally occurring‚ but can survive outside of a lab. Promethium has an atomic number of 61‚ which is the number of protons. Its atomic mass‚ protons+neutrons‚ is 145u. It is an isotope. This means that it has a different number of neutrons (84) than the number of electrons and protons (61). Every element changes states of matter
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