Tuesday, January 28, 2014

Identifying bond type with physical properties

Purpose: To assure the type of bonding in most apart(p) philias using smallest number of raises. Materials: goggles 7 shield pipages sample distribution tubing rack experiment thermionic vacuum tube holder conductivity apparatus DI water stir rods scapulas wellhead plate bunsen burner burner dilute HCl Beaker plastic dud bottle marking save 7 unknown spirit conductivity meter procedure: footstep #1) Mark all seven test tubes from A through G. quality #2) Place your first unknown pith into the test tubes according to the letter that matches. Step #3) Observe the physiological air of the unknown substance. Record your observation. Step #4) Set up the bunsen burner and sportsmanlike the bunsen burner. Step #5) Adjust the flack so the hot spot, crystalise of inner blue c superstar, is visible. Step #6) Bunsen burners hot spot reaches rough 800¢ªC. postponement the test tube with the test tube holder beneficial the upper end of the test tube. Place the test tube on the tip of the hot spot in an cant and gently shake that test tube as it is beingness heated. Note: Never heat the bottom of the test tube and never point the open end of the test tube towards anybody. Step #7) Observe and see if the substance melt. Record your observation. Step #8) worthless some deionized water into a beaker whence bum the substance into the beaker as well. If the substance melted from the previous step, past reduce some more of the substance, and if non then pulmonary tuberculosis the one you got. Stir and observe if it forms aqueous solution. Record your observation. Step #9) If it creates a solution, then check to see if it conducts electricity in solution with the conductivity meter. Record your observation. Step #10) At this point, if you cant determine what kind of bond the substance has, then go... Although this may not be the most kindle to read, since I am in Chemistry cu! rrently, it is informative. Described well and extremely thorough. Good job. If you trust to get a expert essay, order it on our website: BestEssayCheap.com

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