Observe: Turn on Show element symbol and Element notation. Three numbers surround the element symbol: the mass number (A), electrical charge (no number is displayed if the atom is neutral), and the atomic number (Z).
Investigate: Watch how the numbers change as you add or remove particles.
Observe: Turn on Show element symbol and Element notation. Three numbers surround the element symbol: the mass number (A), electrical charge (no number is displayed if the atom is neutral), and the atomic number (Z).
Investigate: Watch how the numbers change as you add or remove particles.
Which number is equal to the number of protons in the atom?
How can you calculate the number of neutrons (N) in an atom?
Which particle (proton, neutron, or electron) has a
Positive charge?
Negative charge?
No charge at all?
Answers: 3
Biology, 22.06.2019 04:10, diamonds5307
How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.
Answers: 1
Observe: Turn on Show element symbol and Element notation. Three numbers surround the element symbol...
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