CAPE Chemistry Unit 2 · 2008 (T&T) · Paper 2 · Question 5(b)

Mass spectrum of bromine.

Data from the mass spectrum of bromine gives mass numbers 79 (50.5%) and 81 (49.5%). Calculate to 3 significant figures the relative atomic mass of bromine.

This question uses a figure or table from the paper — you'll see it when you practise.