Acids
Bases
Solutions
Grab Bag
Review
100
Edible acids would have what kind of taste?
Sour.
100
Edible bases will have what type of taste?
Bitter.
100
Definition of a solution:
What is a substance that has the same composition, color, density, and even taste throughout.
100
Definition of solubility.
The maximum amount of solution that can be dissolved in a given solvent.
100
Name at least 2 different ways the elements are organized on the Periodic Table.
What could be organized by their atomic numbers going from least to greatest organized by states of matter (solid, liquids, gases, or synthetics) organized by metals, non metals, and metalliods organized by columns (or groups) with similar charateristics organized by rows or periods
200
A strong acid would be likely to have what number on the pH scale?
1 or 2
200
A strong base would be likely to have what number on the pH scale?
What is 13 or 14.
200
If you are making Kool-Aide the sugary mixture is the ____________ and the water is the _____________.
Sugary mixture is SOLUTE and the water is the SOLVENT.
200
Litmus paper would turn what color when in contact with an acid?
What is red.
200
Explain why is the atomic symbol for "Oxygen" "O" but the atomic symbol for "Gold" is "AU"?
Some elements are named for their Latin root word, the person that discovered them, or the place they were founded.
300
Give two examples of common household acids:
Answers will vary.
300
Give two examples of common household bases:
Answers will vary.
300
When a solid forms a solution what is it called?
What is and alloy.
300
Litmus paper would turn what color when in contact with a base?
What is blue.
300
Why is the Periodic Table called, "Periodic"?
What is Chemical and physical properties of elements have a repeating pattern, periodic means that something has a repeating pattern.
400
Explain how the different acids reacted in the apple lab?
Lemon juice slowed down the browning process, vinegar appeared to allow the process to continue.
400
In the apple lab how did the bases effect changes in the apple?
The milk of magnesia hardened the apple and turned it brown and slimy, the baking soda turned it brown and slimy.
400
What three things help speed up the dissolving process?
Heating the substance, making the solute into smaller particles, stirring the substance.
400
On the pH scale what are the three options of categories the substances could fall into?
Acids, bases, neutrals.
400
What are the 4 things listed on each of the element boxes on the Periodic Table?
What are the element name, the atomic number, the atomic mass, and the symbol.
500
What is the definition of an acid?
A substance that produces hydrogen ions H+ in a water solution.
500
What is the definition of a base?
What is a solution that accepts H+ ions from acids.
500
What is air a solution of?
78% nitrogen 21% oxygen small amounts of other gases such as argon, carbon dioxide, and hydrogen.
500
Acid rain is caused by what?
What is burning fossil fuels such as coal, oil, and natural gas.
500
How do you find the mass of an atom? Name what parts of the atom are involved.
What is Add the protons and neutrons together.
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