5 Written Questions

1. Basic unit of matter
2. a substance formed by the chemical combination of two or more elements in definate proportions
3. a compound that PRODUCES hydroxide ions (OH+) in solution--accepts H+ ions
4. when the acid from your stomach (which has a pH of 0) come up into your esophagus and creates a burning feeling
5. a substance consisting entirely of one type of atom

5 Multiple Choice Questions

1. a compound where the electrons exchange and the ions are held together by opposite charges (metal and a non-metal)
   1. What is a molecule
   2. What is a covalent compound
   3. What is an ionic compound
   4. What is a compound
2. 0-6 for acid 7 is water and 8-14 is base
   1. What are the products of a mixture of an acid Nand base
   2. What is an ionic compound
   3. What does the pH measure
   4. What numbers on the pH scale measure an acid? A base
3. a compound where the electrons are shared (non-metal and non-metal)
   1. What is a molecule
   2. What is a covalent compound
   3. What is a compound
   4. What is an ionic compound
4. acidity and alkalinity (idk how to spell that)
   1. What is heartburn
   2. What is a molecule
   3. What does the pH measure
   4. What is a base
5. the smallest unit of most compounds (mostly covalent compound)
   1. What is an element
   2. What is a base
   3. What is a compound
   4. What is a molecule

5 True/False Question

1. What are the 3 subatomic particles that make up an atom → protons, neutrons, and electrons
   

   True        False

2. How did antiacids combat heartburn → when the acid from your stomach (which has a pH of 0) come up into your esophagus and creates a burning feeling
   

   True        False

3. What is an acid → a compound that FORMS hydrogen ions (H+) in solution--give off H+ ions
   

   True        False

4. What are the products of a mixture of an acid Nand base → water and salt
   

   True        False

5. pH scale → a compound that PRODUCES hydroxide ions (OH+) in solution--accepts H+ ions
   

   True        False