A student tears off a piece of aluminum foil that she wishes to react with HCI according to the reaction below. 2 Al (s) + 6 HCI (aq) --> 2 AlICI3 (aq) + 3 H2 (g) What is the most accurate statement about the moles of HCI that she will need? She will need 3 moles of HCI. She will need 6 moles of HCI. She will need 12 moles of HCI. We cannot answer this question without knowing the mass of aluminum foil.

Chemistry for Engineering Students
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Author:Lawrence S. Brown, Tom Holme
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Chapter4: Stoichiometry
Section: Chapter Questions
Problem 4.59PAE: 4.59 Aluminum dissolves in HCI according to the equation written below, whereas copper does not...
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A student tears off a piece of aluminum foil that she wishes to react with HCI
according to the reaction below.
2 Al (s) + 6 HCI (aq) --> 2 AlICI3 (aq) + 3 H2 (g)
What is the most accurate statement about the moles of HCI that she will need?
She will need 3 moles of HCI.
She will need 6 moles of HCI.
She will need 12 moles of HCI.
We cannot answer this question without knowing the mass of aluminum foil.
Transcribed Image Text:A student tears off a piece of aluminum foil that she wishes to react with HCI according to the reaction below. 2 Al (s) + 6 HCI (aq) --> 2 AlICI3 (aq) + 3 H2 (g) What is the most accurate statement about the moles of HCI that she will need? She will need 3 moles of HCI. She will need 6 moles of HCI. She will need 12 moles of HCI. We cannot answer this question without knowing the mass of aluminum foil.
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