Aim: determine the mass of calcium carbonate in chicken eggshells and hence its percentage by mass Apparatus Uncertainty 25.00 cm3 pipette ± 0.03 cm3 50.00 cm3 burette ± 0.05 cm3 250.0 cm3 volumetric flask ± 0.3 cm3 50.0 cm3 measuring cylinder ± 0.5 cm3 Electronic balance ± 0.01 g Uncertainty of apparatus Measurement Mass of eggshell = 3.15 ± 0.01 g Volume of HCl added = 50.00 ± 0.5 〖cm〗^3 Volume of solution = 250.0 ± 0.3 〖cm〗^3 Volume of NaOH pipetted = 25.00 ± 0.03 〖cm〗^3
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Topic: Chili Peppers General Purpose: To inform Specific Purpose: To educate my audience about the hidden world of chili peppers. Thesis: Peppers have been used not only to flavor our food but also to improve our health and personal safety. Introduction I. Imagine your mouth burning like wildfire‚ your eyes squirting out uncontrollable tears‚ and your face red and sweating profusely. A. Are you sick? B. No‚ you just took a bite of a screaming hot chili pepper. II. Today
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EN1029 LABORATORY Laboratory MT STUDENT Rose Simon NAME: STUDENT NUMBER 1240682 DATE EXPERIMENT Wednesday 07 February (Week 2) PERFORMED: DATE OF SUBMISSION: Friday 15 February (Week 3) Declaration In submitting this report‚ I hereby declare that‚ except where I have made clear and full reference to the work of others‚ this submission‚ and all the material (e.g. text‚ pictures‚ diagrams) contained in it‚ is my own work‚ has not previously
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green chillies Also Known as-Hari Mirch‚ Hari Mirchi‚ Finger Chillies‚ mirch Description Chillies are the life and soul of a hearty Indian meal. You don’t necessarily have to overdo it until smoke comes out of your ears‚ but without a touch of chilli‚ dishes seem incomplete. We can’t think of Indian cooking without a dash of green chillies. Slit‚ sliced‚ chopped or diced‚ we just have to add a few green chillies to add that tang to our food. A green chilli is an important star in Indian cooking
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Musicology 240 Paper #2 “Der Lindenbaum” is a particular song from Die Winterraise‚ a song cycle written by Franz Schubert‚ that focuses on the narrator who has been spurned by his lover and is now traveling on his own. The song cycle uses lyrics from a series of 24 poems by the poet Wilhelm Müller. The piece begins with a piano introduction. The piano is playing fast triplets in a major tonality‚ and seems to be representing the rustling of leaves. The introduction ends in measures 7 and
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Musical Analysis of… Chopin’s Prelude in Dᵇ Major Op.28‚ no. 15 Genre/Style Chopin’s prelude in Dᵇ is from the romantic period‚ which began in the late 18th/early 19th century. Composers like Chopin were at the forefront of this change in music‚ developing the writing and playing of solo piano‚ orchestral and opera works and how music was performed. There were many composers from this era that were very well known‚ especially in their later years‚ or after their deaths: Liszt‚ Beethoven‚ Schubert
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Ekon confidently replied‚ “Thank you‚ Zeus. I hope I can bring honor to your name as a face my next task. I will travel to Anvindr and to my best to defeat the horrible creature.” This time‚ Hermes presented Ekon with his winged shoes and said‚ “I cannot travel with you this time because Anvindr is able to sense a god’s presence‚ but take my shoes so that you may travel there safely and swiftly and plan your course of action. I also want to give you this magical soccer ball that will kill anyone
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THE EVACUATION CENTER An evacuation center is a place designed and constructed to protect people living in vicinity during an emergency‚ especially during natural disasters such as typhoons‚ flooding‚ and earthquake. The level of occupant protection provided by a space specifically designed as a shelter is intended to be much greater than the protection provided by buildings that comply with the minimum requirements of building codes. The model building codes do not provide design and construction
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On the outside you would think that a blizzard would be very different than a hurricane. They are quite similar in their makeup and destructive powers. They are just two of the natural disasters that our planet has to offer and seem to becoming more common. Hurricanes and blizzards are two of the worst natural disasters that are like twisted sisters in Mother Natures destructive family. I will show how they are so closely related from their startup to finish. Blizzards are heavy snowstorms
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Name Lab‚ Week #1 BALANCE LAB Introduction Several instruments are used for determining the mass of a chemical; these instruments are called “balances.” However‚ different balances have different measurements‚ meaning that some balances are more accurate than others. Moreover‚ there are several techniques that are used or practiced in order to obtain an accurate measurement. The two techniques are direct weighing and weighing by difference. Direct weighing simply means to read the mass
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