Complete the following equation:

Question

Question

Answer 1

Answer #1

the mass number of missing element = 27+4 - 1 = 30

The atomic number of missing element = 13+2 = 15

the symbol of missing element is

₁₅³⁰P ANswer

The balanced reaction is

₁₃²⁷Al + ₂⁴He ==> ₁₅³⁰P + ₀¹n

Answer 2

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