In the equation ₆C¹⁴⟶ ₇N¹⁴+_-1e⁰ which decay of radioactive carbon-14 results in the new nitrogen - 14 atom.

If Gadolinium - 150 undergoes through a - decay what is the new atomic mass of the resulting element?

Balance the following equation.
6C¹⁴-➝_-1e⁰+?.

Which type of radiation requires thick layers of concrete or lead in order to be stopped?

Find the type of decay.
₉₀Th²³¹⟶ ₉₁pa²³¹+_______.