On the pH scale, ______ are from 0-6.9, 7 is _____ and ________ are from 7.1-14
What is Acids, neutral, base
*BONUS* What color does pH paper turn when an acid is present? Base?? Neutral???
100
What are the 3 subatomic particles?
What is protons, neutrons, electrons
*BONUS* How do we write these in short-hand?
100
When 2 elements bond by sharing e-, the bond is called ____
What is Covalent
100
The model that we used to represent and enzymatic reaction is called the _________ and _________ model
What is "Lock and Key"
100
On the pH scale, if a sample was 1.0 it is a _____ acid.
What is strong.
*BONUS* 6.2 would be an example of a _____ acid
200
What is pH?
What is the concentration of Hydrogen ions
200
# of protons = ___________ = ___________
What is Atomic #= #e-
*BONUS* Why does # p+=# e-?
200
The covalent bond is between a ________ and __________
What is non-metal and non-metal
*BONUS* The e- that bond are called the _______ e- and located in the _______ shell/level?
200
The _______________ is what attaches to the enzyme at the beginning of the reaction.
What is Substrate
*BONUS* Where does it attach on the enzyme?
200
Enzymes act as ______ which speed up reactions
What is Catalysts
300
You use Benedicts solution to test _______.
What is sugar
*BONUS* What color does it turn if a sugar is present?
300
How do we calculate the # of neutrons?
What is Round the Atomic mass and subtract the Atomic #
*BONUS* "He" represents the ___________
300
An element which either gains or loses e- to bond form _____.
What is Ions
*BONUS* This bond is called an _______ bond
300
What occurs during the Substrate/Enzyme complex?
What is the enzymes increases the rate of the reaction and start either breaking the substrate down or binding them together
300
Hydrogen is a non-metal but is located on the left side of the periodic table....why?
What is because of it's 1 val. e-. It likes to bond because it needs 2 e- to fill it's outer shell
400
To test if a protein is present, ______ turns purple.
What is Biuret solution
*BONUS* How do you test for lipids?
*BONUS BONUS* What are lipids?
400
The same elements that have different masses are called ______________.
What is Isotopes
*BONUS* Why do they have different masses? (what's different?)
400
If an element has only 1 e- in it's outer shell, will it give it away or gather 7 more?
What is giving it away
*BONUS* What charge does the element become?
400
After the reaction, the enzyme lets go of the _________ so they may do their jobs or be absorbed.
What is Products
400
How many e- does aluminum have?
What is 13
*BONUS* How do you know?
500
We use Iodine to test for _________ .
What is Starch
*BONUS* what color will it turn if there is NO starch present?
500
The _________ and ___________ are located inside the nucleus and the _________ are located outside the nucleus on _____________.
What is P+, n...e-....Energy levels/shells
*BONUS* How many e- can level 1 hold? Level 2? Level 3? Level 4?
500
Which element would most likely for a negative ion with a 1- charge? One with 3 valence e- or one with 7 valence e-?
What is the one with 7 val. e-
*BONUS* WHY??
500
The enzyme before the reaction is on the ______ side of the reaction and the enzyme after the reaction is on the _____ side.
What is Left,.... Right
500
A change of one unit on the pH scale represents a tenfold increase in the concentration of Hydrogen ions. How much greater is the hydrogen ion concentration in an item with 5.2 than in an item with 7.2?