Help with 82 please!
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Answers: 3
Chemistry, 22.06.2019 08:30, melikefood01
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 11:00, Usman458
The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?
Answers: 1
Chemistry, 22.06.2019 12:00, BakerElsie02
Which of the following units is not an official si unit? mole liter kilogram ampere
Answers: 1
Computers and Technology, 10.10.2019 17:10
History, 10.10.2019 17:10
History, 10.10.2019 17:10
Computers and Technology, 10.10.2019 17:10