Examlex
The greater the energy of activation, Ea, the faster will be the reaction.
Neurotransmitter
Chemical substances released at the end of a nerve fiber by the arrival of a nerve impulse, which by diffusing across the synapse or junction facilitates the transfer of the impulse to another nerve fiber, a muscle fiber, or some other structure.
Acetylcholine
A neurotransmitter in the nervous system involved in muscle activation, memory, and learning.
Serotonin
A neurotransmitter associated with mood regulation, digestion, sleep, and other important physiological processes.
Epinephrine
A hormone and neurotransmitter also known as adrenaline; it increases heart rate, muscle strength, blood pressure, and sugar metabolism, and is used in medical scenarios to treat severe allergic reactions.
Q22: Write balanced equations,showing all reactants and products,to
Q28: In the context of molecular orbital
Q30: What is the pH of a
Q35: Thallium can form two oxides,Tl<sub>2</sub>O and Tl<sub>2</sub>O<sub>3</sub>.Which
Q48: The reaction of methane with water to
Q59: A 2.0% (w/v)solution of sodium hydrogen citrate,Na<sub>2</sub>C<sub>6</sub>H<sub>6</sub>O<sub>7</sub>,which
Q60: In which one of the following pairs
Q82: When the following redox equation is
Q83: The equilibrium constant,K<sub>p</sub>,for the reaction<br>H<sub>2</sub>(g)+ I<sub>2</sub>(g) <img
Q92: Which of the following substances has