Chemistry, 16.10.2020 04:01 TrivialRen1894
an atom has 79 protons, 78 electrons and a mass number of 118. how many neutrons does this atom have
Answers: 1
Chemistry, 22.06.2019 09:10, aleilyg2005
Select the correct answer from each drop-down menu. describe what happens to a carbon-11 atom when it undergoes positron emission. the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
Chemistry, 22.06.2019 22:30, jaylenmiller437
The diagram shows the relationship between scientific disciplines. the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a. physics b. biology c. chemistry d. metallurgy
Answers: 2
an atom has 79 protons, 78 electrons and a mass number of 118. how many neutrons does this atom have...
Mathematics, 31.03.2020 03:40
Social Studies, 31.03.2020 03:41