The following radioactive change took place: ₁₀₂X²⁶⁶ --> ₉₂Y²⁴⁶. How many alpha particles were emitted? And if the answer is for example "13 alpha particles were emitted" then why -- according to the symbols used in the question how can it be determined that how much particles are emitted according to the change in numbers
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Answer:
5 alpha particles
Explanation:
1 alpha particles = 1 He atom
1 alpha particle emmited mean two negative change in
atomic number and 4 negative change in mass
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