Atomo branduolys ir radioaktyvumas
A few questions from this test
- 1 Kaip bendrai vadinamos dalelės, sudarančios atomo branduolį (protonai ir neutronai)?
- 2 Ką apibrėžia atominis skaičius Z, naudojamas standartiniame branduolio žymėjime $^A_Z X$?
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