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Mine Pre- science research lab questions 1. When you mix irrigate and salt, you get a saltwater reply; where you cant see the salt (chemical win over). Therefore, making it soluble. water-insoluble would be the opponent of soluble. 2. Precipitate: solid formed in a placid in a solution because of a chemical reply or physical change. Precipitation: whatever form of fluidness or solid water particles that fleet from the atmosphere and refer the Earths surface. 3. Clothing precaution, high temperature preventative, hygiene care, correct waste disposal, chemical safety, eye safety, electrical safety. 4. If you dont wash a test subway system thoroughly, past it major power affect the results the next time its used. 5. You shouldnt put it back in the original container because it skill contaminate the rest of it. So, you should dispose of it correctly (varies by the lab). opening: If all procedures are followed and constitutioned p roperly, then the unknown shopping center can be identified by the similar/ set up results. Analysis Questions 1. Chemical Reaction: when inwardnesss are transformed to nearly other substance (color changes, bubbles, heat, precipitate) Seen In Lab: color changes and bubbles 2. corporeal change; The substance is the same, but just a antithetic read of matter (Solid->Liquid) 3.

Yes, solubility, silver nitrate, iodine, and heating tests were all the same. 4. I wish the heating test the most. Because in the unknown substance it had interest chemical reactions such as bubbles and me lting. Conclusion Guidelines 1. The l! awsuit for this lab was to be able to understand the use and noesis of safety precautions and equipment; then practice it by following the procedures directed. It is besides to delve the concept as to what the chemical reactions and solubility are. end-to-end the give notice of lab, were able to know how to record our results and clean our lab properly. 2. As indicated earlier, all the procedures were followed and recorded properly, which then...If you regard to get a full essay, order it on our website: OrderCustomPaper.com

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