4. Determine the type of emission (alpha, beta, or gamma) that occurred in the following. ( Ra to 2whor 226 a, 88 86n 238 93 C. 87 87tr d. 291Pa to 230Ac 4. Determine the type of emission (al...
Nuclear radiation The decay of radium-226 produces an isotope of the element radon and an alpha particle. Write a reaction for this transformation 1. 2. Write the symbol, A number, and Z number for: a. an alpha particle b. a beta particle c. a gamma particle Each of the following particles decay by alpha particle emission reaction for each isotope 3. . Write the complete a. U-238 b. Sr-90 U-235 Rn-222 c. d. 4. How are the A number and...
Which of the following is NOT a type of radioactive emission? O beta rays O positrons O alpha rays O All of these are types of radioactive emissions. gamma rays
1.Uranium-238 will decay to thorium-234 by means of a. gamma decay b. sigma decay c. beta decay d. alpha decay 2. Which of these is the oxidizing agent? Zn + 2H+ -------> Zn+2 + H2 a. H2 b. 2H+ c. Zn d. Zn+2
Question 1 4 points For a 1g sample of Radium-226 225 Ra emitting alpha particles determine the activity in Curies. The product species will be ? If the product is Lithium Li write the answer as 3L16. (Time management = 5-8 min).
Explain the principle of nitrate reduction test? (b) Alpha hemolysis (c) Beta hemolysis (d) Gamma hemolysis.
19. An isotope with a high value of N/Z will end to decay through: a. alpha decay b. beta decay C. positron decay d. electron capture e. gamma decay 20.Identify the missing species in the following nuclear transmutation: 246Cm +12C 41n+? a. 254No b. 258No c. 238Cf d. 238Th e. none of the above 21. The isotope 42Sc is unstable because: a. the number of neutrons is too large in relation to the number of protons b. the number of...
(d) sulphur-35. 1.20 Each of the following nuclei undergoes either beta decay or positron emission. Predict the type of emission for each: (a) 29Sr, (b) Sr, (c) potassium-40, (d) sulfur-30.
i need help with 2-5 I need help completing questions 2-5 please ! emission of uninzing radiation 2. State the name of each particle that has the following notation: a. He b. je c. H d. in f. or 3. Balance the following equation: 23TC - - + - 4. Balance the following equation: + án - 2 In + Mn + He 5. What type of shielding is required as a safety precaution for each of the following? a....
17. When francium 223 87 Fr undergoes alpha decay, what daughter nucleus is produced? 222 A) Rn 86 B) 233 Ra 88 C) 221 Ро 84 219 D) At 85 E) 221 At 85 18. When krypton 89 Kr undergoes betat decay, what daughter nucleus is produced? 36 89 85 88 89 B) Br C) Se D) Sr E) Rb 35 34 38 37 A) 88 Rb 37 236 19. Which one of the following occurs when Ra undergoes beta...
a) Radium-230 has a half-life of 93 hours. Which one of the following statements is true? a. After 186 hours have elapsed, 1/4 of the original amount remains. O b. After 186 hours have elapsed, 1/8 of the original amount remains c. After 186 hours have elapsed, all of the nuclide will have decayed. It is not possible to know exactly how much remains after 186 hours because the rate of decay depends d. on the initial amount. b) What...