Web_Quiz_7_Key (Chap 18)

Web_Quiz_7_Key (Chap 18) - Web Quiz 7 with answer

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Worked Solutions for Chapter 18 Web Quiz 1. Which equation represents alpha emission from 196 Po? A. B. C. D. 2. Which of the following is the symbol for a beta particle? A. e B. e C. p D. n E. He 3. Complete and balance the following nuclear equation by selecting the missing particle. Cf + B 3 n + ? A. Np B. Np C. Lr D. Lr
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4. Of the following processes, which one does not change the atomic number? A. alpha emission B. beta emission C. electron capture D. gamma emission E. positron emission 5. The half-life of 45 Ca is 165 days. After 1.0 year, what percentage of the original sample of 45 Ca remains? (3 sig figs) 6. What is the product formed from 185 Ir by electron capture? A. 184 Os B. 185 Pt C. 185 Os D. 184 Ir E. 186 Ir
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7. Choose the symbol for the particle that can react with an electron to produce gamma rays. A. e B. e C. p D. n E. He 8. The nuclide iron-56 has a mass defect of 0.52840 amu. What is the binding energy per nucleon in MeV? (3 sig figs) 9. undergoes a series of alpha and beta emissions resulting in the final stable product,
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This note was uploaded on 10/20/2009 for the course CHEM 105BLG taught by Professor Parr during the Spring '08 term at USC.

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Web_Quiz_7_Key (Chap 18) - Web Quiz 7 with answer

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