Lab: Half-Life

Question 1

Which applies to fission? Check all that apply.

Revolt · Accepted Answer

involves the splitting of nuclei; releases large amounts of energy; releases radiation as a waste product; occurs in nuclear power plants and is used to generate electricity

Question 2

Which applies to fusion? Check all that apply.

Revolt · Accepted Answer

takes place in the Sun; plays a role in the production of essentially all elements heavier than helium; releases large amounts of energy

Question 3

235 92U + 1 0n → 90 36Kr + A 56Ba + 3 1 0n A: ⇒ 143 239 94Pu + 1 0n → B CBa + 91 38Sr + 3 1 0n B: C:

Revolt · Accepted Answer

⇒ 143: 143; 146; 56; Part 2: 146; Part 3: 56

Question 4

2 1H + 2 1H → D EHe + 1 0n D: E: 238 92U → F GTh + 4 2He F: G:

Revolt · Accepted Answer

Part 1: 3; Part 2: 2; Part 3: 234; Part 4: 90

Lab: Half-Life Answers

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