Answers: 2
Chemistry, 21.06.2019 22:30
What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)
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, 23.06.2019 05:50
Which of the following isotopes has the same number of neutrons as phosphorus-31?
Answers: 1
Chemistry, 23.06.2019 06:00
What are the coefficients to balance the following equation? ba+br2=babr2
Answers: 2
Need help ASAP plz and thank u
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