happyjamandnut5621 happyjamandnut5621

22-03-2024
Chemistry

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It takes 42.0 mni for the concentration of a reactant ni a first-order reaction ot drop from 0.45 mot 03.2 mat 25°C.
How olng wil ti take for the reaction ot be 90% complete?
a) 130 min
b) 86 min
c) 137 min
d) 284 min

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