chemical reactions
the original substances that undergo a chemical reaction
a. reactants
b. coefficients
c. products
reactants
which type of electrochemical cell is designed to be recharged with electricity from an outside source?
a. fuel cell b. voltaic cell
c. storage cell d. electrolytic cell
storage cell
hydrocarbons with one or more TRIPLE bonds between carbon atoms are
a. alkanes b. fantastic!
c. alkenes d. alkynes
alkynes
this scale is a measure of the concentration of H3O+ ions in a given solution
pH scale
which of the following is NOT a reason that DNA is important?
a. DNA is found in every cell of every living organism
b. DNA directs the construction of new cells
c. DNA is contained in the nucleus
d. DNA controls heredity
DNA is contained in the nucleus
a chemical reaction that releases thermal energy
a. endothermic
b. exothermic
c. awesome
exothermic
an electrochemical cell that produces a chemical reaction through electrolysis
a. fuel cell b. voltaic cell
c. storage cell d. electrolytic cell
electrolytic cell
hydrocarbons containing one or more DOUBLE bonds between carbon atoms
a. alkenes b. alkanes
c. alkynes d. two-scoops!
alkenes
this substance produces hydrogen cations when dissolved in an aqueous solution
a. neutral substance b. salt
c. base d. acid
acid
A "working copy" of a cell's genetic information
RNA
chemical reactions in which an element in a compound is replaced by another element
a. single-displacement
b. double-displacement
c. decomposition
single-displacement
which cell type produces electricity using chemicals stored within the cell and is NOT rechargeable?
a. fuel cell b. voltaic cell
c. storage cell d. electrolytic cell
voltaic cell
hydrocarbons having only single bonds between carbon atoms
a. alkanes b. alkenes
c. alkynes d. lonely
alkanes
any ionic compound that does not contain a hydrogen ion or hydroxide ion
a. neutral substance b. acid
c. base d. salt
salt
The "building blocks" of proteins
a. fats b. lipids
c. amino acids d. legos
amino acids
chemical reaction represented as A + B ---- AB
a. single-displacement
b. combination
c. double-displacement
combination
this process uses an electrochemical cell to form a thin coating of metal on an object
electroplating
hydrocarbons forming circular (ring-shaped) molecules
a. alkanes b. alkenes
c. Beyonce d. cyclic
cyclic
causes litmus paper to turn red. Examples are vinegar, lemon juice, and stomach juices
acid
complex organic molecules used to build and maintain living cells
a. hormones b. proteins
c. cholesterols d. jenga!
proteins
the number in a chemical equation that indicates how many molecules or formula units are involved in a reaction
a. product b. divident
c. coefficient d. reactant
coefficient
in an electrochemical cell, reduction occurs here
cathode
these hydrocarbon compounds are known for their pleasant aromas
a. alkanes b. alkenes
c. alkynes d. aromatic compounds
aromatic compounds
causes litmus paper to turn blue; is slippery to the touch
base
the process by which the body produces and uses energy from food
metabolism