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Today In Science

Today In Science. You will Need: Acids & Bases Lab Sheets – Part 1 – Bookshelf – Please Staple- 2 pages 4 sides Pencil, Colored Pencils Text Book – Pg. 282 – 295 Log #4 – Update On-line Alien Juice Bar – Due Today Acid & Base Summary – Due Jan 13th. Grade Print Out - CHECK.

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Today In Science

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  1. Today In Science You will Need: Acids & Bases Lab Sheets – Part 1 – Bookshelf – Please Staple- 2 pages 4 sides Pencil, Colored Pencils Text Book – Pg. 282 – 295 Log #4 – Update On-line Alien Juice Bar– Due Today Acid & Base Summary – Due Jan 13th

  2. Grade Print Out - CHECK Grade print out is for you to check for errors, and to see if you are missing assignments. Official Grade Print out on Thursday, Jan.6th

  3. Final Exam – Target Concepts Target Concepts are (On-line) Word Doc 2 Day Final Exam ½ page of notes for the two days (NOT two ½ pages) Jan. 11th and 13th

  4. Review • What is an ION? • Do metals tend to give or take electrons? • Boron has 7 electrons and is #5 on the PT. What is its charge? • What are OH- particles called? • Potassium chlorate decomposes to potassium chloride and oxygen….physical or chemical change?

  5. Review • Vocabulary word that describes galvanized zinc being pulled into a wire? • All states of matter share what two characteristics? • The amount of matter in an object is its? • Water at 32 degrees Celsius would be in what state? • What are the most reactive metals on the P.T.?

  6. Review • What is the most abundant form of matter in the Universe? • What type of element based environment to we live in? • What does the Atomic Number tell you about the atomic structure? • Is the air we breath an element, compound or mixture? Why? • What are the three classification of elements and where are they located on the P.T.?

  7. Getting Started A positively or negatively charged atom/molecule ION: Measures the # of H+ ions in a solution (Potential Hydrogen Ions) pH Scale: 7 ACID BASE 0-6.9 7.1-14 NEUTRAL

  8. Vocabulary H+ equals what kind of substance? Acid – Hydronium Ions OH- equals what kind of substance Base – Hydroxide Ions

  9. The pH scale • Go to the class web page for this week. • Select Site #3 • Shade the center area of your data table with the appropriate color.

  10. Characteristics of Acids • Pg. 286 • What are the unique characteristics of an ACID? (Cooperative Effort) • Pg. 288 • What are Acids used for? (Cooperative Effort) – Be specific w/name of acid & use

  11. Characteristics of Bases • Pg. 289 • What are the unique characteristics of an BASE? (Cooperative Effort) • Pg. 291 • What are BASES used for? (Cooperative Effort)- Be specific w/name of base& use

  12. Homework • Conclusion Page – #’s 1-5 + Graphic Organizer

  13. Word Bank: base, pH, salt, acid, neutral Diagram pH

  14. Homework • Conclusion Page – #’s 1-5 + Graphic Organizer • Alien Juice Bar – Due today

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