QUESTION 4 Write the balanced nuclear reaction for the decay of uranium-238 to thorium-234. ОА. 23 U 233Th+RY OB. 92 23 90 Ос. 234 92 Soth + - B D. 238 92 2320 233 Th+ 38 O E. 2320 234Th + ja OF. 2320 - 236Th + is OG 238 92 > 238Th + ia OH. - 234Th + ZY
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
Write nuclear equations showing how uranium-238 is converted to fissionable plutonium-239. beta decay of uranium-239
The half-life for the radioactive decay of U−238 is 4.5 billion years and is independent of initial concentration. 1.How long will it take for 10% of the U−238 atoms in a sample of U−238 to decay? 2.If a sample of U−238 initially contained 1.9×1018 atoms when the universe was formed 13.8 billion years ago, how many U−238 atoms will it contain today?
A U-238 atom undergoes alpha decay. The daughter atom then undergoes beta minus decay into a second daughter atom. What is the second daughter atom? U-235 Th-238 Th-234 Pa-234 Rn-222
A U-238 atom undergoes alpha decay. The daughter atom then undergoes beta minus decay into a second daughter atom. What is the second daughter atom? O U-235 Th-238 Th-234 Pa-234 Rn-222
A U-238 atom undergoes alpha decay. The daughter atom then undergoes beta minus decay into a second daughter atom. What is the second daughter atom? Group of answer choices U-235 Th-238 Th-234 Pa-234 Rn-222
A U-238 atom undergoes alpha decay. The daughter atom then undergoes beta minus decay into a second daughter atom. What is the second daughter atom? Group of answer choices U-235 Th-238 Th-234 Pa-234 Rn-222
A U-238 atom undergoes alpha decay. The daughter atom then undergoes beta minus decay into a second daughter atom. What is the second daughter atom? Group of answer choices U-235 Th-238 Th-234 Pa-234 Rn-222
A U-238 atom undergoes alpha decay. The daughter atom then undergoes beta minus decay into a second daughter atom. What is the second daughter atom? O U-235 0 Th-238 OTH-234 O Pa-234 O Rn-222