What is the full chemical name for capo4•2h2o

CaPo4 is Calcium phosphate (sometimes abbreviated CP).

2H2O is a water molecule called Dihydrogen Monoxide (DHMO).

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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answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;