Chemistry, 26.06.2019 21:30 babbity2009
An atom of potassium-37 and an atom of potassium-42 differ in the total number of a-positrons b-neutrons c-electrons d-protons
Answers: 1
Chemistry, 22.06.2019 03:00
Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife
Answers: 3
Chemistry, 22.06.2019 14:30
The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as
Answers: 2
Chemistry, 23.06.2019 03:30
In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.
Answers: 1
An atom of potassium-37 and an atom of potassium-42 differ in the total number of a-positrons b-neut...
Mathematics, 25.10.2021 16:00
Mathematics, 25.10.2021 16:00
English, 25.10.2021 16:00
Mathematics, 25.10.2021 16:00
Mathematics, 25.10.2021 16:00
Mathematics, 25.10.2021 16:00
Biology, 25.10.2021 16:00
Biology, 25.10.2021 16:00
History, 25.10.2021 16:00
English, 25.10.2021 16:00
English, 25.10.2021 16:10
Mathematics, 25.10.2021 16:10
Mathematics, 25.10.2021 16:10
Mathematics, 25.10.2021 16:10
World Languages, 25.10.2021 16:10