If the forward and reverse reactions of a reversible chemical reaction are proceeding at the same rate, then the system is said to be in a state of chemical _______.
What is equilibrium?
100
The study of chemical compounds containing carbon is called _______ chemistry.
What is organic (chemistry)?
100
The reaction of alkanes and other hydrocarbons with oxygen to produce CO(2), H(2)O, and heat is called____.
What is combustion?
100
The complex mixture of liquid hydrocarbons found in the earth's crust is called ______.
What is petroleum or crude oil?
100
Plastics and other materials made from many small molecules that have been linked together to form much larger molecules are called _______.
What is polymers?
200
Citric acid, acetic acid, and vitamin C (ascorbic acid) are examples of ______.
What is carboxylic acids?
200
Hydrocarbons containing one or more double covalent bonds usually have names ending in the suffix ______.
What is -ene?
200
A hydrocarbon named "2-butene" contains _____carbon atoms.
What is six?
200
When a carboxylic acid reacts with an alcohol, a(n) _______ is formed.
What is ester?
200
Compounds that contain the functional group -N- and can be thought of as derived from ammonia are called _____.
What is amines?
300
Nylon is another name for a group of polymers called ______.
What is polyamides?
300
Protein molecules consist of long chains of smaller molecules called _____.
What is amino acids?
300
An important 6-carbon sugar found in both animals and plants is ___________.
What is glucose?
300
A triglyceride is an example of a(n) ________ molecule.
What is fat (molecule)?
300
In which common state of matter do molecules possess the least amount of kinetic energy?
What is solid?
400
Write the name of MgSO[4]
*brackets indicate a small number.
What is magnesium sulfate?
400
Name three ways to increase the rate of a given chemical reaction.
What is increase temperature, increase concentration of reactants, and catalyst.
400
The term atomic mass refers specifically to ______.
What is the average mass of all the various isotopes of an element compared to the mass of a carbon-12 atom.
400
Hydrocarbons consisting of cyclic rings containing delocalized electrons.
What is aromatic hydrocarbons?
400
Biological polymers composed of long chains of glucose molecules.
What is polysaccharides?
500
The outermost electrons in an atom, which are involved in chemical bonding, are referred to as an atom's ______ electrons.
What is valence?
500
The mixture containing tiny clumps or particles that remain suspended within a mixture and do not settle out over time is called a ________.
What is colloid?
500
Two or more forms of the same element that differ in their properties but exist in the same physical state.
What is allotropes?
500
Chemical reactions and physical changes which release heat energy to their surroundings are known as __________ processes.
What is exothermic (processes)?
500
The minimum kinetic energy that a molecule must possess to undergo a chemical reaction is called the _____ energy.