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Author Question: How many half-lives are required for the concentration of reactant to decrease to 1.56% of its original value? (Read 38 times)

lak

  • Hero Member
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  • Posts: 546
on: Nov 18, 2019

Question 1

How many half-lives are required for the concentration of reactant to decrease to 12.5% of its original value?
◦ 1
◦ 2
◦ 1.75
◦ 3
◦ 2.75

Question 2

How many half-lives are required for the concentration of reactant to decrease to 1.56% of its original value?
◦ 7.5
◦ 6
◦ 7
◦ 5
◦ 6.5
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Marked as best answer by lak on Nov 18, 2019

Jossy

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Reply #1 on: Nov 18, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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lak

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  • Posts: 546
Reply 2 on: Nov 18, 2019
Wow, this really help

okolip

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  • Posts: 362
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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