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Osmosis Lab

Osmosis Lab. Ms. Klinkhachorn December 7, 2009. Groups – Period 1. 1: Yaneli, Anniece, Mohammed, Mercedie 2: Deonte, Jordan, Khadijah, Jeremy 3: Theo, Cathy, Amanda, Demetrius 4: Jonisha, Cheyenne, Elijah, Kaylin 5: Renissa, Brittany, Sami, Darnell

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Osmosis Lab

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  1. Osmosis Lab Ms. Klinkhachorn December 7, 2009

  2. Groups – Period 1 • 1: Yaneli, Anniece, Mohammed, Mercedie • 2: Deonte, Jordan, Khadijah, Jeremy • 3: Theo, Cathy, Amanda, Demetrius • 4: Jonisha, Cheyenne, Elijah, Kaylin • 5: Renissa, Brittany, Sami, Darnell • 6: Tehaynish, Terrance, Christanah, Kayanat • 7: Cherif, Renita, Duran

  3. Groups – Period 4 • 1: Bryahna, Terrance, Nyah, Astazia • 2: Michelle, Ha, Tonisha, Amber • 3: Maleek, Rachel, Raphael, Octavia • 4: Toyin, James, Doloria, Nepheteria • 5: Lasalle, Linette, Corey, Adriana • 6: Kaniesha, Ana, Shaniqua, Kimberly • 7: Deleonte, Bianca, Shannon

  4. Groups – Period 5 • 1: Caprice, Ivy, David, Jasmine W • 2: Imani, Briana, Rodrigo, Nefertiti W • 3: Elizabeth, Monet, Mike, Stephanie • 4: Jimeka, Lesli, Beverly, Takyra • 5: Malik, Theo, Lance, Devin • 6: Jamari, Sharlotte, Atiya, Jeremy • 7: Demarkus, Brandon, Alana, Jasmine P

  5. Groups – Period 7 • 1: Hamdalat, Noe, Kalani • 2: Monica, Kenisha, Sam, Saba • 3: Crystal, Shakira, Jazmine • 4: Jordan, Hanh, Rebecca • 5: John, Prince, Tymika, Saliem • 6: Mariah, Tyler, Javion, Brandon • 7: Lavita, Dekeira, Davonte, Jenette

  6. Groups – Period 8 • 1: Khadijah, Freddie, Tierra, Ciera • 2: Kira, Cary, Latisha, Keshawn • 3: Senequa, Annie, Devin, Phyllis • 4: Jennifer, Eugene, Brittany, Sevastiana • 5: Ahtiona, William, Jessica, Alexis • 6: Donesha, Dejoun, Nick, Brii • 7: Marvin, Biniam, Shanequa

  7. Purpose Question • What is the effect of different solutions on a chicken egg?

  8. Research Questions • See handout. • Answer all questions before starting lab.

  9. Hypothesis • I think when I put the egg in vinegar it will __________________ because… For non-honors, choose one as a group. For honors, do both. • I think when I put the egg in distilled water it will __________________ because… • I think when I put the egg in corn syrup it will ___________________ because…

  10. Materials • Cups • Eggs • Tape • Ruler • String • Wax paper • Marker • Triple beam balance • Vinegar • Distilled water • Corn syrup • Graduated cylinder • Napkins • Rubber bands

  11. Data

  12. Procedures Day 1: Honors • Using the tape, label the cups “Cup A” and “Cup B”. Include your group number and your period. • Observe egg. Record in table. • Measure the circumference of the eggs at the largest point. Record in table. • Measure the mass of the eggs using the triple beam balance. Record in table. • Measure out 150 mL of vinegar and put into each cup. • Gently place one egg in each cup. • Cover cups with wax paper. • Wash hands with soap and water. • Allow egg to sit overnight.

  13. Procedures Day 1: Regular • Using the tape, label the cup with your group number and period • Observe your egg. Record in table. • Measure the circumference of the egg at its largest point. Record in table. • Measure the mass of the egg using the triple beam balance. Record in table. • Measure out 150 mL of vinegar and put in cup. • Gently place the egg into the cup. Cover with wax paper. • Wash hands with soap and water. • Allow egg to sit overnight.

  14. Procedures Day 2: Honors • Get your supplies • Remove eggs from vinegar. Place on paper towel. Observe. Record data. (Take some time to play with the egg. Be careful) • Find the mass of the eggs. • Find the circumference of the eggs. • Empty vinegar into proper container. Rinse cups. • Measure out 150 ml of distilled water. Put in Cup A. Place egg A in cup. • Measure out 150 ml of corn syrup. Put in Cup B. Place egg B in cup. • Cover cups with wax paper and rubber bands. • Wash your hands! • Let sit over night.

  15. Procedures Day 2: Regular • Get your supplies • Remove egg from vinegar. Place on paper towel. Observe. Record data. (Take some time to play with the egg. Be careful) • Find the mass of the egg. • Find the circumference of the egg. • Empty vinegar into proper container. Rinse cup. • Measure out 150 ml of distilled water/corn syrup. Put in cup with egg. • Cover cup with wax paper and rubber bands. • Wash your hands! • Let sit over night.

  16. Procedures Day 3: Honors • Get materials. • Remove eggs from cup. Place on paper towel. • Observe, measure the size, and find the mass of each egg. • If you want, pop the eggs to see the inside contents…make sure you clean up the tables afterwards. • Discard cups, napkins, and eggs.

  17. Procedures Day 3: Regular • Get materials. • Remove egg from cup. Place on paper towel. • Observe, measure the size, and find the mass of the egg. • If you want, pop the egg to see the inside contents…make sure you clean up the tables afterwards. • Discard cups, napkins, and egg.

  18. Analysis Questions • See handout. • Answer all questions in complete sentences. • Use graph paper to make your line graph.

  19. Conclusion • Includes.. • Answer to your purpose question • Was your hypothesis right or wrong? Why? • What could you do in the future to extend this experiment?

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