Q7 7. The more penetrating (longer travel distance) the more dangerous a radiation is. According tothe following Table, which radiation is the most dangerous and needs the most protection?TABLE 9.3Properties of lonizing Radiation and Shielding RequiredBetaElectronB.-fe200-300 cm4-5 mmHeavy clothing.PropertyCharacteristicsSymbolsTravel distance in airTissue depthShieldingTypical sourceAlphaHelium nucleus2-4 cm0.05 mmPaper,clothingRadium-226lab coats, gloves,Carbon-14GammaHigh-energy rays500 m50 cm or moreLead, thick concreteTechnetium-99m2

Answer:For any wave, higher its energy, more distance it can travel and more penetration it can…

7. The more penetrating (longer travel distance) the more dangerous a radiation is. According to the following Table, which radiation is the most dangerous and needs the most protection? TABLE 9.3 Properties of lonizing Radiation and Shielding Required Property Characteristics Symbols Travel distance in air Tissue depth Shielding Typical source Alpha Beta Helium nucleus Electron B.-le 200-300 cm 2-4 cm 0.05 mm Paper, clothing Radium-226 4-5 mm Heavy clothing. lab coats, gloves, Carbon-14 Gamma High-energy rays 500 m 50 cm or more Lead, thick concrete Technetium-99m

7. The more penetrating (longer travel distance) the more dangerous a radiation is. According to the following Table, which radiation is the most dangerous and needs the most protection? TABLE 9.3 Properties of lonizing Radiation and Shielding Required Property Characteristics Symbols Travel distance in air Tissue depth Shielding Typical source Alpha Beta Helium nucleus Electron B.-le 200-300 cm 2-4 cm 0.05 mm Paper, clothing Radium-226 4-5 mm Heavy clothing. lab coats, gloves, Carbon-14 Gamma High-energy rays 500 m 50 cm or more Lead, thick concrete Technetium-99m

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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