Types of Bonds
Where's the evidence?
Reaction Rates
Law of Conservation of Mass
Assorted
100
The subatomic particles (be specific) that are responsible for chemical bonds. (2 words)
What are Valence Electrons?
100
Sublimation of Iodine
What is not a chemical reaction or what is a physical change?
100
The affect of heating up a chemical reaction
What is faster rate (speeds up)
100
According to the Law of Conservation of mass, matter cannot be _______________ or ______________.
What is created or destroyed
Except for God who created all things from nothing (ex nihilo)
100
What date is your Science Fair project due?
December 1st
200
The type of chemical bond that occurs when electrons are shared between atoms
What are covalent?
200
Evidence of a chemical reaction?
What is bubbles, color change
200
The strength of a chemical
What is the concentration
200
In a chemical reaction the mass of the reactants must be ___________ the mass of the products
equal to
200
According to Psalm 1, the wicked are like ______ that the wind drives away.
What is chaff?
300
Zinc atoms held together by a "sea of electrons" or this type of bond.
What is metallic
300
Besides a color change, the evidence of a chemical change.
What is formation of a precipitate
300
Adding a catalyst _____________ the activation energy needed for the reaction.
What is decreases or lowers?
300
The substances that go into a chemical reaction
What are the reactants?
300
According to the beatitudes, they shall be called sons of God.
The peacemakers
400
When Lithium (Li) and Fluorine (F) react they form a ____________ bond.
What is ionic
400
Evidence of a chemical reaction
What is Production of light
400
The reaction with the catalyst.
What is the right reaction?
400
The substances made in a chemical reaction
What are the products?
400
Why is the principle of the conservation of mass a law and not a theory?
It describes, it does not explain.
500
Beryllium would tend to ___________ electrons, causing the ion to have a _______ charge.
What is lose; +2
500
Wax dissolves in oil but not in water. Is this evidence of a chemical reaction? Why or why not?
Not evidence of a chemical reaction because dissolving is physical, not chemical.
500
Why does grinding up a tablet into a powder cause the rate of a chemical reaction to speed up?
What is increased surface area
500
The kind of reaction that demonstrates the conservation of mass in a reaction?
What is a sealed reaction or closed system?
500
The fruit of the Spirit.
What is love, joy, peace, patience, kindness, goodness, faithfulness, gentleness and self-control?