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22 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Is water a good solvent? |
Yes |
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What temperature does water freeze? |
0°C |
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What temperature does water boil? |
100°C |
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What is an acid? |
A comppund that when dissolved, it has more (H+) ions. On the pH scale it goes from 0-6. |
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What is a base? |
A compound that, when dissolved, has hydroxide (OH-) ions in it. On the pH scale, it goes from 8-14. |
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On the pH scale, what number is neutral? |
7 |
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List the properties of water |
Water has a high heat capacity Water has a high heat of evaporation Water is a solvent Water molecules are cohesive and adhesive Frozen water is less dense than liquid water |
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What does cohesion mean? |
Cohesion refers to the ability of water molecules to cling to eachother due to hydrogen bonding |
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What is adhesion? |
Adhesion refers to the ability of water molecules to cling to other polar surfaces. |
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What is an ionic bond? |
A bond where one atom takes the electrons of another atom. |
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What is a covalent bond? |
A bond where two atoms share the electrons in such a way that each atom had an octet of electrons in the outer shell. |
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What is a nonpolar covalent bond? |
When the sharing of electrons between two atoms is equal. |
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What is a polar covalent bond? |
When electrons are not shared equally in a covalent bond. |
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What is polarity? |
Unequal division of something. |
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What is an ion? |
A charged particle that carries a negative or positive charge |
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What do all living organisms have in common? |
1. Have internal organization 2. Need energy and materials to grow 3. Maintain homeostasis 4. Respond to stimuli 5. Reproduce 6. Grow and develop 7. Capacity to adapt |
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What is systematics? |
The study of the evolutionary relationships between organisms |
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What are the 3 domains? |
Domain archaea, domain bacteria, and domain eukarya |
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What are the 4 kingdoms? |
Protists Fungi Plants Animals |
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What are the 6 elements that make up life on Earth? |
Carbon Hydrogen Nitrogen Oxygen Phosphorus Sulfur |
Remember CHNOPS! |
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What is catabolism? |
Metabolic process that breaks down large molecules into smaller ones. |
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Anabolism |
Chemical reaction in which smaller molecules (monomers) are combined to form larger molecules (polymers). |
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