Item 17
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Consider the following atoms in which X
represents the chemical symbol of the element:Â
 (a)Â
16
8
X
; (b)Â
16
9
X
; (c)Â
18
10
X
; (d)
17
8
X
; (e)Â
18
8
X
Part A
What atoms have the same number of protons?
What atoms have the same number of protons?
(a), (c), and (e)(a), (d), and (e)(a), (b), and (c)(a), (b), and (e)
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Part B
Which atoms are isotopes?
Which atoms are isotopes?
(a), (c), and de)(a), (c), and (e)(a), (d), and (e)(a), (b), and (d)
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Part C
Of what element?
Spell out the full name of the element.
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Part D
Which atoms have the same mass number?
Which atoms have the same mass number?
(a), (b) and (c), (e)(a), (d) and (c), (e)(a), (b) and (d), (e)(a), (c) and (b), (e)
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Status NEW
Posted 19 Jun 2017 03:06 AM
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