Magnesium Mg(Z=12) in Group 2 Alkaline Earth Metals The structure of the element: Giant lattice metallic structure of immobile positive metal ions surrounded by a ’sea’ of freely moving mobile electrons (so-called delocalised electrons). Physical properties: A moderately hard silvery-white solid; mpt 649oC; bpt 1090oC; good conductor of heat/electricity. Group‚ electron configuration (and oxidation states): Gp2 Alkaline Earth Metal; e.c. 2‚8‚2 or 1s2 2s2 2p6 3s2; (+2 only) e.g. MgCl2‚ MgO.
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“Is Density An Intensive Property Of Matter?” By: Mikal Hayden - Gates A. Introduction The first unit we learned in chemistry was Alchemy. In this unit I learned about the extensive and intensive properties of matter. An extensive property is a property of matter that depends on the changes of the substances shape or amount. An intensive property is a property of matter that doesn’t depend on the substances shape or amount. The purpose of this investigation was to prove that density is
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Physical properties can be seen‚ touched‚ or even measured without the identity of the substance changing. The identity of the substance can be its shape or color. Three physical forms of a substance are solid‚ liquid‚ and gas. Water for example can transform into all three physical forms without its identity changing. The characteristic of water as a shape can be used as an example of a physical property. Water can be frozen into ice‚ vaporized‚ or liquidized. The shape of water as a solid is
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Serena Proeung English 111 Professor Holder Blood Pressure Have you had your blood pressure taken recently? If you see your doctor for your yearly checkup‚ you would notice that the first thing they would do is check your vitals. Taking your blood pressure is one of the first steps when taking your vitals. Blood pressure refers to the force of blood pushing against artery walls as it courses through the body .Although many of you may not think that pressure of the blood system is not such a fascinating
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Pressure Ulcer Prevention: The Nurses Attitude Towards Skin Care Joy L. Teems Grand Canyon University: NRS-433V April 7‚ 2013 Pressure Ulcer Prevention: The Nurses Attitude Towards Skin Care Pressure ulcers continue to be a concern among healthcare providers and patients‚ especially patients who have had recent surgeries‚ health issues‚ or are currently in long term care facilities. Pressure ulcers can have long term effects on patients and staff which can include lawsuits. This article
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Tonya M. Stevens English Composition 02/10/2013 Shaiy Kindel Peer Pressure WebMD.com‚ Teens and Peer Pressure retrieved 2/5/2013 National Youth Advocacy Council website American Social Health Associations “lwannaknow.org” web site The article talks about friends and what you will do if you got to a party with your friends. If there are drugs‚ alcohol or even cigarettes will you as a person be able to hold your own and not be pressured into doing these types
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The Need for Peer Pressure Aaron C. Ainsworth Post University Abstract Everyone is continuously exposed to peer pressure. Peers can influence everything from what an individual chooses to wear to whether or not they engage in drug related or other delinquent behavior. Many individuals are taught the negative effects associated with peer pressure but few are shown the importance and necessity for peer pressure. This paper addresses the necessity and need for positive peer influence in relation
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Martin Saa Ms. Taylor English II Pre-AP – 4 29 October 2012 Peer-Pressure- Making the Right Choices Everyone talks about it‚ but why exactly is peer pressure as bad as everyone makes it seem? Peer pressure is a fancy word for the influence your peers exert on you‚ and it is mostly associated with teens‚ as they are most susceptible to such influence. Of course it is impossible to avoid getting influenced by peers altogether‚ but what is dangerous is that someone stops being independent
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Peer Pressure is the influence of a social group. on an individual. Children and teenagers feel social pressure to conform to the group of peers with whom they socialize. Peer groups are usually cliques of friends who are about the same age. Peer Pressure is not always bad. If you can pick selectively‚ peer pressure can push you towards something positive. Positive Peer Pressure can lead you to adopt good habits in life. Some kids give in to peer pressure because they want to be liked‚ to fit in
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Property Accountability in the COE Course Summary 1 Property Accountability Course Summary Takeaway Introduction Welcome to the Property Accountability in the Current Operating Environment lesson summary. This printable takeaway will review many of the key training points presented in the course. Classes of Supply The Army uses a multitude of different items on a daily basis‚ each of these items falls into one of ten classes of supply. Commanders use the different classes of supply
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