Put yourself in the position of Edgardo Dizon Gomez, how do you feel about how society treated their accomplishments? Do you think they received the recognition they deserved? why or why not?

it is to be noted that an alpha particle is an helium nucleus. so it contains 2 protons 2 neutrons and has a mass number of 4. when alpha decay particles are ejected from the nucleus it gets transformed into an atom which has atomic number less than 2 and a mass number less than 4.

an equation that could represent alpha decay is radium 226 decay of alpha particle forms radon 222.

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the answer is d. 74.02