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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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alidinak alidinak
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9 months ago
A certain first-order reaction A → B is 25% complete in 42 min at 25°C.  What is the half-life of the reaction?

▸ 21 min

▸ 42 min

▸ 84 min

▸ 20 min

▸ 101 min
Textbook 
Chemistry

Chemistry


Edition: 11th
Authors:
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taylor.eihausentaylor.eihausen
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9 months ago
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alidinak Author
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9 months ago
You make an excellent tutor!
Loruiz15
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Yesterday
Thanks
nsak
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2 hours ago
Good timing, thanks!
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