Chemical Reactions
Water
Acids, Bases, and pH
Velocity & Acceleration
100
The chemicals to the left of the arrow in a chemical equation are _____.
What are the reactants?
100
Due to its polarity and ability to dissolve many different solutes, water is often called this.
What is the universal solvent?
100
The range of the pH scale.
What is 0 - 14?
100
Meters per second (m/s) are units for this rate.
What is speed/velocity?
200
The chemical equation
2 NaClO3 --> 2 NaCl + 3 O2
is this type of reaction.
What is a decomposition reaction?
200
The attraction between water and molecules of different substances.
What is adhesion?
200
The pH of a neutral substance.
What is 7?
200
In a velocity-time graph, the slope tells you this about the motion of the object.
What is the acceleration?
300
The type of reaction in which two elements are substituted (traded) for different elements in a compound.
What is a double displacement (replacement) reaction?
300
The property of water demonstrated here.
What is surface tension?
300
The pH range of bases.
What is 7.1 - 14? (Above 7)
300
The object has zero acceleration in this time frame.
What is from 6-10 seconds?
400
Three indicators that a chemical reaction has occurred.
What are production of light, change in temperature, formation of precipitate, bubbles, and new substance formed.
400
The property of water that helps trees move water from its roots to its leaves.
What is capillary action?
400
The type of ion formed in solutions by bases.
What is OH- (hydroxide)?
400
The time when the object represented by the graph accelerated.
What is 6 seconds?
500
The coefficients that would balance this chemical equation: ___ Na + ___ F2 --> ___ NaF
What are 2,1,2?
500
Hydrogen bonds are able to form between water molecules due to this characteristic.
What is polarity?
500
These substances taste sour and turn blue litmus paper red.
What are acids?
500
True or False: If a deer that runs from point A to point B, the distance the deer runs can be greater than the magnitude of its displacement, but the magnitude of the displacement can never be greater than the distance it runs.
What is true?