Open QuestionAn atom's mass number is 13 and its atomic number is 6. How many neutrons are in its nucleus?1041views
Open QuestionHow many protons, neutrons, and electrons are there in a neutral atom of 97Tc (Technetium-97)?990views
Open QuestionWhat is the atomic symbol and mass number for an atom containing 50 protons and 64 neutrons?1257views
Open QuestionIn an electrically neutral atom the number of protons in the nucleus is equal to the number of?912views
Open QuestionThe sum of the number of protons and neutrons in the nucleus of an atom is called the883views