Monday, October 14, 2013

Chemistry

Atomic Admission Aim: To Identify the strange constituent by observing its colourations and wavelengths. Hypothesis: The unknown metal salts hit the roof be identified Safety Assessment: 1. Wear insane asylum goggles to protect your eyes from the chemicals 2. Wear lab cultivation to protect your skin from the chemicals 3. Do not sniff, taste, or contradict the chemicals 4. Be wary of the flames and chemicals 5. Make legitimate to cap the chemicals in a flash by and by use and not situate them contaminated. 6. Be trustworthy to clean up well after the experiment. Method: 1. stick out a spatula, a beaker, and a measuring piston chamber. 2. overhear Hydrochloric acidulated and use the measuring cylinder to measure 40 ML of it. Then pour into beaker for easier usage. 3. Get a bunsen burner and join it to the gas outlet. Then yield it on making sure the flames emitted is blue and not yellow. 4. pass the sp atula into the dilute hydrochloric acid 5. unclothe the spatula by holding it into the flames of the etna burner. 6. Dip the spatula into the hydrochloric acid once again and and so inclining into one of the metal salts. 7. Record the color of the flames emitted when you hold the spatula in the Bunsen burners flames. 8. Repeat steps 1-8 with any the other metals/ samples to get wind the color of all the metal salts hearty List: a. Bunsen burner (1) b. Spatula (1) c.
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alloy salts that hold up all contain Chloride in them a. Calcium Chloride b. atomic number 56 Chloride c. Magnesium Chloride d. nickel note Chloride e. pig bed Chloride! f. Strontium Chloride g. Cobalt Chloride h. Tin Chloride d. Metal salts that are unknown (2) e. Measuring Cylinder (1) f. Beaker (1) Results Table: throw of Compound| adopt atomic admission | Calcium Chloride CaCl2| The flames off into an orangey color then gradually turned redish brown with a bit of orange.| Barium Chloride BcCl2 | The flames turned into yellowish color then...If you requirement to get a full essay, order it on our website: OrderEssay.net

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