subject
Chemistry, 13.10.2020 14:01 karleygirl2870

An element has a mass of 39.2 and an atomic number of 19. How many protons does this element have? How many neutrons? How many electrons?

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 07:30
What three things determine the shape and size of a puddle when water is poured out onto a surface
Answers: 2
question
Chemistry, 22.06.2019 10:10
Stage in which a star’s outer layers have started to cool and grow outward?
Answers: 3
question
Chemistry, 22.06.2019 13:30
Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering
Answers: 1
question
Chemistry, 22.06.2019 16:00
Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining
Answers: 1
You know the right answer?
An element has a mass of 39.2 and an atomic number of 19. How many protons does this element have? H...
Questions
question
Mathematics, 16.06.2021 19:50
question
Chemistry, 16.06.2021 19:50
question
Social Studies, 16.06.2021 19:50
question
Mathematics, 16.06.2021 19:50
question
Mathematics, 16.06.2021 19:50
Questions on the website: 13722363