Answers: 2
Chemistry, 22.06.2019 08:30
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Chemistry, 22.06.2019 10:30
Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?
Answers: 3
200. 0 ml of 0. 20 m hydrobromic acid, HBr, is mixed with 350ml of 0. 15M lithium hydroxide...
Mathematics, 23.09.2019 20:40
Advanced Placement (AP), 23.09.2019 20:40
Biology, 23.09.2019 20:40
English, 23.09.2019 20:50
Mathematics, 23.09.2019 20:50
Biology, 23.09.2019 20:50
History, 23.09.2019 20:50
History, 23.09.2019 20:50
Computers and Technology, 23.09.2019 20:50
Mathematics, 23.09.2019 20:50
Mathematics, 23.09.2019 20:50