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Acids & Bases Day 1

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Acids & Bases   Day 1a
Acids & Bases Day 1a
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Acids & Bases Day 1

  1. 1. You will Need: Acids & Bases Part 1 – Page 1 of 3 Bookshelf r Textbook r Pencil, Colored Pencils
  2. 2. Please line up A-Z in horseshoe pattern. - Parent Sig and put into Binder Check #3 – Worth 25 points of 185 total u I will still take all missing work.
  3. 3. Log in: to Learning Point. i Select: Daily Assignments – Sem. 2 t Open: up Power Point for today. o Complete: front and back of page 1
  4. 4. Look around you and every liquid you see will probably be either an acid or a base. The only exception would be distilled water. Distilled water is just water. Most water you drink has ions in it. It is those ions which make something acidic or basic. (alkaline)
  5. 5. • Scientist use something called the “pH” scale to measure how acidic or basic a liquid is. (base also known as ALKALINE) • The scale goes from “0” to “14” • Distilled water is 7 (in the middle) • Acids are found between “0” and “6.9” • Bases are from “7.1” to “14” • Most of the liquid you find every day have a pH near “7”, either a little below or a little above. The pH scale we talk about is actually a measure of the number of H+ ions in a solution.
  6. 6. A positively or negatively charged ION: particle pH Measures the # of H+ ions in a Scale: solution (Potential Hydrogen Ions) ACID 7 BASE 0-6.9 NEUTRAL 7.1-14
  7. 7. Word Definition pH Scale What is it? Scale Range? Neutral on this scale is identified by what #? What is the # range? What kind of Acid Ions? What colors are associated w/ Acids on pH paper? Base What is the # range? What kind of Ions? What colors are associated w/ Bases on pH paper? Corrosive Textbook pg. 286?
  8. 8. Word Definition pH focuses Read what you highlighted! on what kinds of ions? H+ = what One word answer kind of substance? OH- = what One word answer kind of substance?
  9. 9. Pg. 286 • What are the unique characteristics of an ACID? Pg. 288 • What are Acids used for? Be specific w/name of acid & use
  10. 10. Pg. 289 • What are the unique characteristics of an BASES? Pg. 291 • What are BASES used for? Be specific w/name of base & use
  11. 11. • Shade the center area of your data table with the appropriate color.
  12. 12. Pg. 3 of Lab Sheets • Answer Questions 1-5 Venn Diagram • Minimum of 3 bullets for each section….do not need to be in complete sentences. Graphic Organizer 1. Use word bank – First word is pH
  13. 13. • Complete anything you still owe • Should be front page of Page 1 - Acid & Base lab sheets • Binder Check #3 – Due Friday at the beginning of class • ½ page of Notes for Test #3 – Target Concepts – Test on Friday

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