3.09 Honors: Here is sample data and how you would do the calculations. Of course‚ you will need to use your data‚ but you can follow along step-by-step. In the lab‚ you must record the following measurements: mass of your empty crucible mass of your crucible and the hydrate (the original chemical) mass of the crucible and chemical after heating(which is the dehydrate) The other two in the data table are calculated (mass of hydrate and mass of dehydrate) SAMPLE DATA – YOU MUST USE YOUR
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Starvation in Africa No Clean Water! Results from a recent study of current living conditions throughout Africa report that more than one billion people do not have enough clean water to provide for their basic human needs. As a result‚ more than 2‚500 children are dying each day. "When people are desperately thirsty‚" one official explained‚ "they are willing to take the risk of disease by consuming water that may not be healthy. For them - it’s either risk infection or die from thirst! It
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Title: 03.09 Molar Mass of Compounds: Determining the Formula of a Hydrate Purpose: To determine the formula of a hydrate. Materials: * crucible * Bunsen burner * balance * CuSO4 hydrate Procedure: 1. Measure the mass of the clean‚ empty crucible‚ record the mass. 2. Add one or two scoops of the hydrate to the crucible‚ record the mass. 3. Heat the crucible and hydrate above a Bunsen burner for at least ten minutes to make sure that all of the water evaporates
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INTRODUCTION — In almost all cases‚ hyponatremia results from the intake (either oral or intravenous) and subsequent retention of water [1]. A water load will‚ in normal subjects‚ be rapidly excreted as the dilutional fall in plasma osmolality suppresses the release of antidiuretic hormone (ADH)‚ thereby allowing the excretion of a dilute urine. The maximum rate of water excretion on a regular diet is over 10 liters per day‚ thereby providing an enormous range of protection against the development
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Documentation Practice Case Study John D. is a 20 year-old male college student with a past medical history of asthma who was admitted to the hospital this evening. He has a 20-hour history of nausea and vomiting after eating at local fast food restaurant. He was seen this morning in the college health clinic and sent to his dorm room with orders to drink Gatorade. This afternoon‚ his experienced dizziness and fainted‚ his girlfriend called 911. His primary complaint is “thirst‚ abdominal
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Sometimes in labour your lips can become very dry‚ and your nose blocked or stuffed up (perhaps only on one side) - I recommend using a (non-petroleum based) peppermint lip balm as this addresses both the issue of dry lips‚ and the peppermint essential oil helps to open up your nasal passages‚ making breathing easier. This can also help if you are feeling nauseous in labour‚ as the peppermint essential oil can help lift the queasy sensation. It is also quite common to feel very hot in labour
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Identification of a Hydrate Based on Percent Water Varun Wadhwa 11/19/12 Introduction The identity of an unknown hydrate was determined by massing the hydrate before and after heating and calculating the percentage of water. Procedure First‚ we cleaned‚ dried and heated an evaporating dish for five minutes on an iron ring with the Bunsen burner and massed it. Then‚ we added 2 grams of an unknown hydrate and calculated the mass of that. Next‚ we used gradually increasing heat for
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Donghyun Lee (20110108) Prof. Lisa Lee English 2 (Sec. 60) October 4. 2012 Three Significant Reasons Why I Love Outdoor Activity There are many kinds of outdoor activities. Outdoor activity gives many mental or physical advantages to people. Therefore‚ many people love outdoor activity for various reasons regardless of its characteristic. For example‚ some like outdoor activity because of his or her own satisfaction. In addition‚ others do outdoor activity because it helps them to improve their
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Post operative care There is a range of activities that nurses need to undertake when caring for postoperative patients. There are also specialist areas of surgery‚ e.g. bowel and thoracic surgery‚ which require more specific care and these are covered in Section 5. The patient is placed in the recovery room attached to theatre. The patients’ condition is assessed and he is nursed in the lateral recovery position to minimize risks of aspiration until fully conscious‚ when he can be transferred
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Anderson‚ (1989)‚ wanted to understand the psycho physiological effect of heat on occurrence of human violence. They study the effects of temperature in several different areas of aggression (they look at aggressive crime rates associated with temperature in different regions‚ crime rates in various time periods‚ and they study temperature measured with target behaviors). Anderson studies used Brearley’s data of average homicide rates across the 1918- 1929 time span for each of the northern most
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