Experiment 5: Percent Water in a Hydrated Salt Chemistry 1300 Instructor: 2/8/12 Abstract: The purpose of this experiment was to determine the percent by mass in a hydrated salt‚ as well as to learn to handle laboratory apparatus without touching it. The hydrated salt‚ calcium carbonate‚ was heated with high temperature to release water molecules. Gravimetric analysis was used in this experiment to determine the percent by mass of water in a hydrated salt. The hypothesis of this experiment was
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EXPERIMENTAL SCIENCE PROJECTS:The Effect of Salt on the Boiling Temperature of Water(Initially prepared by a 4th Grade student)To quickly jump to a section below click on:INITIAL OBSERVATIONCooking instructions tell you to add salt to water before boiling it.PROJECT TITLEThe Effect of Salt on the Boiling Temperature of WaterPURPOSE OF THE PROJECTTo find out how table salt affects the boiling temperature of water.HYPOTHESISAdding table salt to boiling water will cause the water to boil at a higher
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1. Egyptians used salt to persevere their dead. In the Middle Ages people used salt to protect their crops from getting ergot. The Jews and Muslims use salt to protect newborns from evil. These are three different cultural beliefs that reflect the importance of salt as a means to protect life. 2. The Chinese salt history began under the rule of Huangdi. Huangdi‚ also called the Yellow Emperor‚ credited with making the earth civil. He taught people many skills‚ and introduced systems of government
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Academic Review of Salt: A World History Salt. We use it every day‚ we eat it‚ we love it; but sometime in the past‚ it caused many significant events. In Salt: A World History‚ Mark Kurlansky writes about the history of the world from a very peculiar topic. Salt. This is a very unique book. As in normal world history‚ the course follows culture and different empires and civilizations‚ but this one takes an entire new view. Salt‚ salt was‚ and still is‚ one of the most important minerals we have
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Marisela Andrade The Effects of Salt Water on Gummy Bears Facilitated diffusion depends on passive transport. Molecules cross cell membrane by diffusion. A type of diffusion is osmosis. If no energy is input into the system during diffusion‚ the molecules will reach a state of equilibrium. The purpose of this experiment was to study why the death occurred among those who drank salt water. Two blue gummy bears had a height of 2 centimeters each. The mass of these gummy bears together were
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Title: The effect of temperature on beet cell membranes. Introduction: 1. Eukaryotic cells are much more intricate than prokaryotic cells. The first thing observed is the assortment of structures in the cytoplasm. The fluid filled region between the nucleus and the plasma membrane. These structures along with the nucleus are the organelles‚ each having a specific function in the cell. The organelles are by membranes divided in proficient sections .The plant cell is made up of a rigid thick wall
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The novel the Book of Salt by Monique Truong is a story about Binh‚ a vietnamese chef for Gertrude Stein and Alice B. Toklas‚ who undergoes numerous life difficulties such as discrimination‚ language barrier‚ and ethnocentrism in a foreign land‚ France. The author uses the symbol of salt to depict Binh’s life. He leaves his homeland of Vietnam for France and works as a chef for Gertrude Stein and ALice B. Toklas. The narrative continually shifts in time and place‚ switching between Saigon‚ Paris
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CHARACTERISTICS OF ACI IODIZED SALT 1.1. Origin of the report: The main reason for preparing this report is to fulfill the requirement of our business communication course in first semester. Another important reason is to determine the consumer characteristic of ACI iodized salt. Salt is the most important element of cooking. Due to actions taken by the different health care organizations‚ people are being more and more aware of the importance of using iodized salt. People are looking forward to
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check how much salt and sugar there is in our food‚ or check to see how much salt and sugar we supposed to consume each day. According to the Department of Health and Human Services and the U.S. Department of Agriculture state no more than 10% of the calories in someone’s diet should come from added sugar. The recommended diet for the average person should be about 2‚000 calories. That’s only about 40 or 48 grams of sugar. Nearly all Americans‚ no matter the age eat way too much salt without looking
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INVESTIGATE FACTORS INFLUENCING THE SOLUBILITY OF SALTS Research question How does temperature affect the dissolving time of various salts.? Hypothesis I predict that with water of high temperature the salts will dissolve quicker. Controlled Variable Amount of water (solvent) Amount of salt used (solute) Type of cups taken and their sizes Independent variable Temperature of water Dependent variable Time taken for each salt to dissolve Material Required Measuring
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