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Date	May 2011	Marks available	1	Reference code	11M.1.hl.TZ1.2
Level	HL	Paper	1	Time zone	TZ1
Command term	Solve	Question number	2	Adapted from	N/A

Question

What mass, in g, of hydrogen is formed when 3 mol of aluminium react with excess hydrochloric acid according to the following equation?

\[{\text{2Al(s)}} + {\text{6HCl(aq)}} \to {\text{2AlC}}{{\text{l}}_{\text{3}}}{\text{(aq)}} + {\text{3}}{{\text{H}}_{\text{2}}}{\text{(g)}}\]

A. 3.0

B. 4.5

C. 6.0

D. 9.0

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Syllabus sections

Core » Topic 1: Stoichiometric relationships » 1.3 Reacting masses and volumes

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