Yash vaghani Asked a Question
May 20, 2020 5:37 pmpts 30 pts
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  • Suresh khokhar
    follow the instructions
    • cropped3984855738513548568.jpg
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  • Dinesh khalmaniya thankyou
    hope this will help you 🙏
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  • Dinesh khalmaniya
    alternative way
    • cropped2744096297646962288.jpg
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  • Dinesh khalmaniya
    inital conc. Ao=4Bo A conc. decs. as 4Bo=>2Bo=>Bo=>0.5Bo B conc. decs. as Bo=>0.5Bo thus, one half life of Bo=three half life of Ao                                       =15 mi...
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