The purpose of this experiment is to form a yeast mixture with water‚ organic compound like sucrose‚ Ba (OH) 2 for fermentation process‚ and use simple distillation method to purification from the fermentation mixture. Abstract and Theory: There are many techniques that are used to purify liquid. The one that is going to use for this lab is simple distillation. It is a process of which separating a mixture based on the tendency of the mixture to vaporize into a boiling liquid. For this particular
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Title Laboratory Techniques and Measurements Purpose The purpose of this experiment is to determine mass‚ length‚ temperature‚ volume‚ and density of objects and liquids using common measuring devices and algebraic formulas. The metric system‚ the most common set of measurements used in science‚ which includes meters‚ liters‚ Celsius‚ and grams will be used. Procedure The following items were used within the experiment: (1) Metric ruler with centimeter (cm) and millimeter (mm)‚ (1)
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Experiment 2: Synthesis of Isoamyl Acetate (Banana Flavor) Paul Symon C. Manuel*‚ Katherine Merene‚ Charlene Mondelo‚ and Pamela Mallari Department of Chemistry‚ University of Santo Tomas‚ Manila‚ Philippines Abstract: The purpose of this experiment was to synthesize isoamyl acetate via an esterification reaction between acetic acid and isoamyl alcohol‚ using concentrated sulfuric acid as a catalyst. The product was washed with sodium hydrogen carbonate‚ as well as with water‚ and then dried
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CHM 2210L-009 Experiment 1: Simple and Fractional Distillation of a Binary Mixture Aim: The aim of this experiment is to perform a simple and a fractional distillation and separate a mixture containing two liquids‚ cyclohexane and toluene. Post Lab: At any given temperature a liquid is in equilibrium with its vapor. This equilibrium is described by the vapor pressure of the liquid. The vapor pressure is the pressure that the molecules at the surface of the liquid
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cocoa kiss cookies: the ingredients‚ the mixing process‚ and baking. IV. First: Ingredients needed A. The wet mixture 1. You will need 1 cup melted butter. 2. ⅔ cup sugar combined with melted butter. 3. 1 teaspoon vanilla extract to form wet mixture. B. The dry mixture 1. You will need 1 and ⅔ cups all purpose flour. 2. To finalize dry mixture you need 1/4 cup cocoa. C. Re-list the ingredients: 1. 1 cup melted butter 2. ⅔ cup sugar 3
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different chemical mixtures were poured into the well plate and observed. These included sodium bicarbonate and hydrochloric acid‚ bromothymol blue and hydrochloric acid‚ ammonia and bromothymol blue‚ hydrochloric acid and blue dye‚ blue dye and sodium hypochlorite‚ potassium iodide and lead nitrate‚ sodium hydroxide and phenolphthalein‚ hydrochloric acid and phenolphthalein‚ sodium hydroxide and sliver nitrate‚ ammonia and silver nitrate‚ and ammonia and copper (II) sulfate. Some mixtures were also placed
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EXPERIMENT #1: THE PURITY AND PURIFICATION OF SOLIDS MELTING POINTS ABSTRACT Melting points of different mixtures of naphthalene and biphenyl were examined in this lab. Samples of these various mixtures were collected and tested by different individuals in the lab in order to find the eutectic point of biphenyl. Unknown substances were then tested using the mixture melting point method in order to determine their identities. INTRODUCTION The melting point of a solid is the temperature
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developing solvent. Introduction: Chromatography is a technique used to separate a mixture of two or more components based on differences in their physical properties. It can be used as a method of purification (and can be used on a small scale) along with analyzation of mixtures. Chromatography exploits differences in the physical properties‚ such as boiling point and/or polarity‚ of components of a mixture in order to separate them between the mobile and stationary phases. A stationary phase
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parts‚ the fillings mixture and the wrappings or skins. By taking specific steps‚ we can make a bowl of traditional Chinese dumplings. The first and most important step of making dumplings is to produce the wrappings or skins of dumplings. The wrappings are mixture of water and flours. In a bowl‚ put the water into the flours‚ and knead it by hand to form the mixture into smooth dough. The mixture ratio of water and flours are one to four. Because if put more water into the mixture of water and flour
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Describe the difference between a mixture and a compound. A compound is a substance in which atoms of different elements are chemically held to one another. A mixture is a substance made by combining two or more different materials in such a way that no chemical reaction occurs. A mixture can usually be separated back into its original components‚ a compound cannot. Below are some examples of the differences between each. Compounds •Compounds are pure substances. •They are made up of two or more
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