Prelim Exam in Biochem Lec
Authored by NANCY GALIT
Chemistry
University
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43 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which refers to the study of the chemistry of living
organisms?
Biochemistry
Biology
Organic Chemistry
Physical Chemistry
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which is the basic unit of life?
atoms
cells
elements
substance
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What do you call the average distance a molecule travels between collisions?
Kinetic Molecular Theory
Mean Free Path
Molecular Velocity
none of these
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which holds atom in a molecule together?
atomic radius
chemical bonds
electronegativity
ionization energy
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the process of a collection of molecules spreading out from high concentration to low concentration?
condensation
dehydration
diffusion
effusion
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which refers to a chemical process in where a molecule of water is added to a substance?
hydrolysis
neutralization
oxidation
titration
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which does not belong to a group?
electrons
isotopes
neutrons
protons
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