Half life period of a chemical reaction is – McqOptions

MCQOPTIONS

1.	Half life period of a chemical reaction is
A.	the time required to reduce the concentration of the reacting substance to half its initial value.
B.	half of the space time of a reaction.
C.	half of the residence time of a reaction.
D.	none of these
Answer» B. half of the space time of a reaction.

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