A piece of aluminum foil 1.18 cm2 and 0.590-mm thick is allowed to react with bromine to form aluminum bromide. Part A How many moles of aluminum were used? (The density of aluminum is 2.699 g/cm³.) Express your answer in moles to three significant figures. Moles Al = ΑΣΦ Submit Request Answer F C? Part B Write a balanced chemical equation for this reaction. Express your answer as a chemical equation including phases. ΑΣΦ C? A chemical reaction does not occur for this question. Submit Request Answer mol ▼Part C How many grams of aluminum bromide form, assuming that the aluminum reacts completely? Express your answer in grams to three significant figures. ΤΟ ΑΣΦ Grams AlBr3 = 20 ? g

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Chapter3: Stoichiometry
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Item 19
A piece of aluminum foil 1.18 cm2 and 0.590-mm thick is allowed to
react with bromine to form aluminum bromide.
Part A
How many moles of aluminum were used? (The density of aluminum is 2.699 g/cm³.)
Express your answer in moles to three significant figures.
ΑΣΦ Ο ?
Moles Al =
Submit
Request Answer
▼Part B
Write a balanced chemical equation for this reaction.
Express your answer as a chemical equation including phases.
ΑΣΦ
F
吧?
A chemical reaction does not occur for this question.
Submit
Request Answer
mol
▼Part C
How many grams of aluminum bromide form, assuming that the aluminum reacts completely?
Express your answer in grams to three significant figures.
Grams AlBr3 =
ΑΣΦ
->
?
g
Transcribed Image Text:Item 19 A piece of aluminum foil 1.18 cm2 and 0.590-mm thick is allowed to react with bromine to form aluminum bromide. Part A How many moles of aluminum were used? (The density of aluminum is 2.699 g/cm³.) Express your answer in moles to three significant figures. ΑΣΦ Ο ? Moles Al = Submit Request Answer ▼Part B Write a balanced chemical equation for this reaction. Express your answer as a chemical equation including phases. ΑΣΦ F 吧? A chemical reaction does not occur for this question. Submit Request Answer mol ▼Part C How many grams of aluminum bromide form, assuming that the aluminum reacts completely? Express your answer in grams to three significant figures. Grams AlBr3 = ΑΣΦ -> ? g
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