How are iodine 131 and iodine 127 sub-atomically the same and sub-atomically different?
a. th...
How are iodine 131 and iodine 127 sub-atomically the same and sub-atomically different?
a. they each have 53 protons and 53 neutrons
b. they have the same number of protons and different number of neutrons.
c. they have the same number of electrons and different number of protons.
d. they have the same number of protons and different number of electrons.
Answers: 1
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Chemistry, 22.06.2019 06:40, alyons60
Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
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