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Question 18N.2.HL.TZ0.a.ii

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.2.HL.TZ0.a.ii
Level HL Paper 2 Time zone TZ0
Command term Show that Question number a.ii Adapted from N/A
a.ii.
[Maximum mark: 1]
18N.2.HL.TZ0.a.ii

Show that the nuclear radius of phosphorus-31 ( 15 31 P ) is about 4 fm.

[1]

Markscheme

R = 1 .20 × 10 − 15 × 31 1 3 = 3.8 × 10 − 15 «m» ✔

Must see working and answer to at least 2SF

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