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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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deodeo deodeo
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2 months ago

A pure sample of tritium, 3H, was prepared and sealed in a container for a number of years. Tritium undergoes  β decay with a half-life of 12.32 years. How long has the container been sealed if analysis of the contents shows there are 5.25 mol of 3H and 6.35 mol of 3He present?



▸ 2.34 yr

▸ 3.38 yr

▸ 9.77 yr

▸ 14.1 yr

▸ 25.6 yr
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
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snowcat012snowcat012
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2 months ago
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deodeo Author
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2 months ago
Smart ... Thanks!
SupremeDJ
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Yesterday
Correct Slight Smile TY
smi3
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2 hours ago
Thanks for your help!!
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