Name: Exp 9: Stoichiometry of a Precipitation Reaction Data Tables: Step 3: Show the calculation of the needed amount of Na2CO3 CaCl2.H2O(aq)= m/M =1/147 =0.0068 mol CaCO3(s)=0.0068*1/1 =0.0068 mol CaCO3 (s)= CaCO3 mol *CaCO3 g =0.0068 mol*100.01 g =0.68 g Convert moles of Na-2CO3 to grams of Na2CO3 = 0.00680 moles Na-2CO3 x 105.99g Na-2CO3 1 mole Na-2CO3 = 0.72g 0.72g of Na-2CO3 to fully react with 1g of CaCl2-.2H2O Step 4: Mass of weighing dish
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Yasmin Unit 9 M2 Describe how three key professionals could be involved in planning support for individuals/Mr.Ali There are three key professionals working with Mr.Ali and supporting him through his decisions. They are also working together with each other to put together a support plan for Mr.Ali. The three key professionals are; a community psychiatric nurse‚ support worker and dietician. Each has a different role in the planning support for Mr.Ali as they
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9-1 Identifying the Genetic Material Griffith’s experiments Frederick Griffith‚ a bacteriologist‚ was trying to prepare a vaccine against the pneumonia-causing bacterium‚ S. pneumoniae. A vaccine is a substance that is prepared from killed or weakened microorganisms and is introduced into the body to protect the body against future infections by the microorganisms. Griffin worked with 2 types‚ or strains of S. Pneumonia. The first strain is enclosed in a capsule made of polysaccharides
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1) How are osteoarthritis and rheumatoid arthritis different? Osteoarthritis usually affects people 60 or older and is caused by increasing wear and tear at the joint surfaces or from genetic factors affecting collagen formation. On the other hand rheumatoid arthritis is an inflammatory condition. It is caused by the body attacking its own tissues as well as allergies‚ bacteria‚ viruses‚ and other genetic factors. 2) When the triceps brachii muscle contracts‚ what movements does it produce? When
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Case 9-4: Cost Volume Profit (CVP) Analysis and Strategy: The ALLTEL Pavilion The ALLTEL Pavilion in Raleigh‚ North Carolina is an outdoor amphitheater that provides live concerts to the public from April through October each year. The seven-month season usually hosts an average of 40 concerts with 12 year-round staff planning and managing each season. SFX Entertainment Inc. operates the pavilion. SFX is the largest diversified promoter‚ producer‚ and venue operator for live entertainment events
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Ryan Chesgreen 11/24/14 Written Assignment 9: Writing a Thesis/Support Paper If we have the freedom of speech‚ then we should also have the freedom to watch what we want on TV. Should sex and violence on television be restricted? As an adult you are able to make your own decisions on what you watch and you are in charge of how you let what you watch affect you. If it makes you act in a negative way‚ you are the one controlling those actions‚ not the networks that put shows like CSI‚ COPS‚ or
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Case 9 Enron: Questionable Accounting Leads to Collapse How did the corporate culture of Enron contribute to its bankruptcy? The corporate culture at Enron was centered on a twisted lack of ethical behavior based on greed and profit seeking. Top management set a tone in the workplace that encouraged risk and rule breaking in the name of revenue. Employees were compensated for unethical behavior that brought money into the company and terminated if they did not reach the monetary levels of
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Task 9 Describe typical behaviors exhibited by children linked to their stage of development and key events in their lives Most of the behaviour that children display at each age and stage in their development is quite normal. Every child is unique and they all develop at their own pace. Below are some typical behaviours exhibited by children linked to their stage of development? Age Typical Behaviours why they may occur 0-1 years old May show anxiety towards strangers. Will show annoyance and
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Hindi grade 9 – winter break homework – December‚ 2014 There will be very little time to work on the IGCSE exams once you return in February‚ so please see what you need to do in order to review for your exams: (a) Solve IGCSE papers – 2008‚ 2009 and 2010 (b) Use the link below to learn all your numbers from 1 - 100 http://blogs.transparent.com/hindi/hindi-numbers-1-100/ (c) You should highlight a list of new vocabulary from the past IGCSE papers – 2007‚ 2008‚ 2009 and 2010 AND learn
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NT1310 Unit 9 Assignment 1 A light-emitting diode (LED) is a semiconductor light source. LEDs are used as indicator lamps in many devices and are increasingly used for general lighting. Appearing as practical electronic components in 1962‚ early LEDs emitted low-intensity red light‚ but modern versions are available across the visible‚ ultraviolet‚ and infrared wavelengths‚ with very high brightness.When a light-emitting diode is switched on‚ electrons are able to recombine with holes
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