Chemistry, 30.08.2019 20:30 diamontehunter1632
Why do all atoms of an element have the same atomic number, although they may have different mass numbers? . what do we call atoms of the same element with different mass numbers?
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Chemistry, 23.06.2019 03:30
Select the correct lewis structure for fluorine which is group 7a element?
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Chemistry, 23.06.2019 06:30
What is the chemical formula for a compound between li and br? libr li2br libr2 libr3
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Chemistry, 23.06.2019 06:50
What is the volume of 3.2 moles of chlorine gas (cl2) at 295 k and 1.1 atm?
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Why do all atoms of an element have the same atomic number, although they may have different mass nu...
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