QUESTION 12The half-life of radon-222 is 28 days A homeowner used a radon test-kit to sample the air in his home, but forget to send it for processing for 30 days. If the level of raden was actually 100 counts, what value would be reported bythe test lab?O a.93 courtsOb060 countsO94 countsOd.17 countsOe15 countsQUESTION 13If par poloratum-210 (k-5.02 x 10 day ) were used in a crime, based on radicactive disitegation alone, bow loug would it take for half the ongmal isotope to disappear?Oa 693 hoursOh.29 yearnO 138 daysOdi4x 10minstes

Since you have asked multiple questions, we will solve the first question for you. If you want any…

The hall-de of radon- 222 is 25 days A bomeonner med aradon test kat to sample the air a ha bome, but forget to senda for proceing for 30 days. If the level of radon was actually 100 cou ntat vale noeld be reported by ल O93 couts Oe 060 couts Oc94 counts Od.17 counts Oe15 counts

The hall-de of radon- 222 is 25 days A bomeonner med aradon test kat to sample the air a ha bome, but forget to senda for proceing for 30 days. If the level of radon was actually 100 cou ntat vale noeld be reported by ल O93 couts Oe 060 couts Oc94 counts Od.17 counts Oe15 counts

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.

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