AP Physics 2easymcq1 pt
A nuclear reaction is represented as: ²³⁵U + ¹n → ⁹²Kr + ¹⁴¹Ba + x¹n. What is the value of x?
A.1
B.2
C.3
D.4
Explanation
Core Concept
In nuclear reactions, both mass number and atomic number must be conserved. For mass number: 235 + 1 = 92 + 141 + x(1). Solving for x gives x = 3.
Correct Answer
C3
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