Write your name here Surname Other names Centre Number Candidate Number Edexcel IGCSE Chemistry Unit: 4CH0 Science (Double Award) 4SC0 Paper: 1C Wednesday 25 May 2011 – Morning Time: 2 hours Paper Reference 4CH0/1C 4SC0/1C You must have: Ruler Candidates may use a calculator. Total Marks Instructions black ink or • Usein the boxesball-point pen. page with your name‚ Fill at the top of this • centre number and candidate number. all • Answer
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Name ______________________________________ Before you begin‚ save this Lab Report Template on your computer as LastNameAPChem7 Title: Acid Base Titration Purpose: To practice titration techniques To perform acid-base titrations To determine the molarity and percent composition of acetic acid in commercial vinegar Materials: |0.1 M sodium hydroxide |24-well reaction plate |toothpicks | |phenolphthalein test paper
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1. (a) List and discuss the major bases for segmenting consumer markets. Answer: Bases for Consumer Market Segmentation: There are number of variables involved in consumer market segmentation‚ alone and in combination. These variables are: Geographic variables Demographic variables Psychographic variables Behavioral variables By using any of these segmentation bases‚ either individually or in combination‚ an organization can construct market segments for evaluation to help them
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Exercise 10: Acid/Base Balance Worksheet Respiratory Acidosis and Alkalosis Activity 1: Normal Breathing 1. At 20 seconds‚ pH = 7.38 2. At 40 seconds‚ pH = 7.38 3. At 60 seconds‚ pH = 7.38 4. Did the pH level of the blood change at all during normal breathing? If so‚ how? No. 5. Was the pH level always within the “normal” range for the human body? Yes. 6. Did the PCO2 level change during the course of normal breathing? If so‚ how? No. Activity 2a: Hyperventilation
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When we mention the word “Power” most of the people will think that power is evil‚ corrupt‚ self-serving‚ manipulative and hurtful. However‚ there is a positive face to addressing power acquisition‚ power-base development‚ and power use. When power is used in an ethical and purposeful way‚ there is nothing evil about it. Leadership is “interpersonal influence‚ exercised in a situation‚ and directed‚ through communication process‚ toward the attainment of a specified goal or goals. (Tannenbaum‚ Weschler
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Exercise 10: Acid/Base Balance Worksheet Respiratory Acidosis and Alkalosis Activity 1: Normal Breathing 1. At 20 seconds‚ pH = 7.4 2. At 40 seconds‚ pH = 7.4 3. At 60 seconds‚ pH = 7.4 4. Did the pH level of the blood change at all during normal breathing? If so‚ how? No 5. Was the pH level always within the “normal” range for the human body? Yes 6. Did the PCO2 level change during the course of normal breathing? If so‚ how? No Activity 2a: Hyperventilation – Run 1 1. At 20
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Strategic Compensation and Bases for Pay 1. Describe the three main goals of compensation departments. The first goal in the compensation department is to attract and retain the best possible work force considering the resources of the organization‚ internal consistency. Internal consistency supports work flow‚ fairness and directs behavior toward organization objectives. It also consists of job analysis and job evaluation. Job analysis “is a systematic process for gathering‚ documenting‚
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Interactive Physiology Worksheet: Fluid‚ Electrolyte‚ and Acid-Base Balance: Acid-Base Homeostasis 1. List the three important buffer systems in the body: protein buffer systems 1. _______________________________________________________________________ carbonic acid- bicarbonate system 2. _______________________________________________________________________ phosphate buffer system 3. _______________________________________________________________________ 2. Write the equation showing the relationship
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The assessment that I would use if I were an ESL teacher would be informal classroom base assessment. This informal assessment will help me decide: • How to plan future instruction so that student needs are met • How students should be grouped for instruction so that each student receives instruction at the right level of difficulty • If instruction is being delivered at the right pace • Which students need individual support One of the problems that I have seen in ESL students struggling with
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TOPIC 1: ACCOUNTING BASES‚ POLICIES‚ AND CONCEPTS ACCOUNTING BASES - These are the methods used for applying fundamental accounting concepts to financial transactions and items‚ preparing financial accounts‚ determining the accounting periods in which revenue and costs should be recognized in the profit and loss account‚ and determining the amounts at which material items should be stated in the balance sheet. - Examples of accounting bases include: Methods of calculating depreciation Methods
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