copper (II) sulphate salt Apparatus Eye protection Each working group will require: Glass beaker (100 cm3) Conical flask (100 cm3) Spatula Glass stirring rod Filter funnel (Note 1) Filter paper (Note 2) Bunsen burner‚ tripod and gauze Heat resistant mat PROCEDURE Stage 1 a Add 20 cm3 of the 0.5 M sulfuric acid to the 100 cm3 beaker. Heat carefully on the tripod with a gentle blue flame until nearly boiling. SAFETY: Be very careful not to knock the tripod while the beaker is on
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Explanatory essay How to Play Golf There is a lot of sports you can play throughout your life but I would have to say playing golf is the most challenging. Like in basketball you can practice your free throw shots multiple times and keep getting close to the hoop‚ which is the target‚ and get frustrated that it didn’t go in. But in golf you rarely ever get close to the target and when you do it’s like making a basket‚ you are super excited. It takes patients‚ and dedication to keep practicing
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Fire Safety Fire is one of the most dangerous earthly elements. Fire is used for both good and bad reasons. For example‚ Fire can be used for cooking‚ heating‚ and melting things. However‚ it is also used for smoking‚ burning‚ and disaster. When you think of fire‚ the first thing that should come to mind is how to handle it safely. Fire safety is very important‚ especially when it comes to young people manipulating it. Sure when you were younger you experienced numerous fire drills. In the rain
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The Period of a Recording Timer Problem What are the period and frequency of a recording timer? Materials recording timer power supply approximately 2 m of ticker tape carbon paper disk stopwatch Procedure 1. Connect the timer to the power supply. 2. Set up the carbon
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In your judgment‚ did Becton Dickinson have an obligation to provide the safety syringe in all its sizes in 1991? Explain your position‚ using the materials from this chapter and the principles of utilitarianism‚ rights‚ justice‚ and caring Becton Dickerson is one of the largest manufacturers of medical supplies‚dominates the market in disposable syringes and needles. In 1986‚ BectonDickinson had acquired exclusive rights to a patent for a new syringe invented byCharles B. Mothball that had a moveable
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Laboratory Apparatus Beakers are useful as a reaction container or to hold liquid or solid samples. They are also used to catch liquids from titrations and filtrates from filtering operations. Bunsen burners are sources of heat. Burets are for addition of a precise volume of liquid. The volume of liquid added can be determined to the nearest 0.01 mL with practice. Clay triangles are placed on a ring attached to a ring stand as a support for a funnel‚ crucible‚ or evaporating dish.
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If you are a golfer‚then you already know that training aids are used to help you with every aspect of your game‚ in order to improve your golf swing. Let’s have a look at some useful golf training aids which will help you to improve the game. TourAngle144 This device teaches you how to delay the clubhead’s release until impact in order to help you to achieve maximum distance and power. In case you struggle with casting the club or continual slices‚TourAngle144 will give you instant feedback. Here
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Proper Use Of Micropipettes A micropipette is one of the instruments that is usually used in science laboratories .Micropipette are used to accurately measure and dispense small volumes of liquid . The capacity of a micropipette can range from less 1µl to 1000µl (1ml) .There are glass pipettes ‚ air displacement pipettes ‚ and positive displacement pipettes . Mostly ‚ the air displacement pipettes and positive displacement pipettes are used . Firstly ‚ the piston is moved to the appropriate
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Case #5 Under Armour- Challenging Nike In Sports Apparel Shuying‚ Sai 1 Industry & Market: Under Armour was founded in 1996. The founder is Kevin Plank‚ a former football player who played for University of Maryland. At first‚ it started with a simple idea that making sports T-shirt more comfortable when players wear it. After 15 years‚ Under Armour became a big company who already spread their market into different country. In sporting goods market‚ Nike and Adidas are the two industry-leaders.
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Breaking up is hard to do – Separating Sand & Salt Purpose: The purpose of this experiment is to separate a mixture of sand and salt. Materials: Small beaker Electric balance Sand Salt Water Graduated cylinder Stirring rod Filter paper Flask Rubber policeman Wash bottle Funnel Bunsen burner complete with rubber tubing and a source of gas Hot hands Insulator pad Ring stand complete with a ring Wire gauze Striker Pre-lab Questions: 1. Water will be useful in separating the salt and sand because
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