Chemistry, 16.07.2019 16:20 infoneetusinghoyg22o
An atom has 40 electrons and 46 neutrons. how many protons does it have?
Answers: 1
Chemistry, 23.06.2019 10:30, 7thaohstudent
What is the difference between skimming and absorbing methods of the oil removal
Answers: 2
An atom has 40 electrons and 46 neutrons. how many protons does it have?...
History, 25.11.2021 09:20
Business, 25.11.2021 09:20
Mathematics, 25.11.2021 09:20
History, 25.11.2021 09:30