ALUMINUM WAICG PRE-LABORATORY QUESTIONS 1. In this experiment, aluminum will be converted into potassium aluminum sulphate dodecahydrate. The process requires three reactions. Balance these three reactions. H2 (a) KAI(OH)4 (aa) Al (s) НОН A] КОН (ag) + + (I) H20 ) KAI(SO4)2 (aa) + H2SO4 (aa) KAI(OH)4 (aa) B] KAI(SO4)2 12 H2O (e) C] KAI(SO4)2 (aq) H20 () + 2. Under experimental proced ures #2 and # 3, the experiment calls for reacting aluminum with water and potassium hydroxide. See 1A above for the equation. A student used the following quantities: a 3.00 grams Al 15.0 mL of 8.00 M KOH 75.0 mL of distilled HOH Which of the reactants is the limiting reactant? answer.) Show your work and set-up. (Mathematically document your SHCHP 001 10 (HC

Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
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Chapter4: Stoichiometry Of Chemical Reactions
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ALUMINUM
WAICG
PRE-LABORATORY QUESTIONS
1. In this experiment, aluminum will be converted into potassium aluminum sulphate
dodecahydrate. The process requires three reactions. Balance these three reactions.
H2 (a)
KAI(OH)4 (aa)
Al (s)
НОН
A]
КОН (ag) +
+
(I)
H20 )
KAI(SO4)2 (aa)
+
H2SO4 (aa)
KAI(OH)4 (aa)
B]
KAI(SO4)2 12 H2O (e)
C] KAI(SO4)2 (aq)
H20 ()
+
2. Under experimental proced ures #2 and # 3, the experiment calls for reacting
aluminum with water and potassium hydroxide. See 1A above for the equation. A
student used the following quantities:
a
3.00 grams Al
15.0 mL of 8.00 M KOH
75.0 mL of distilled HOH
Which of the reactants is the limiting reactant?
answer.) Show your work and set-up.
(Mathematically document your
SHCHP
001
10
(HC
Transcribed Image Text:ALUMINUM WAICG PRE-LABORATORY QUESTIONS 1. In this experiment, aluminum will be converted into potassium aluminum sulphate dodecahydrate. The process requires three reactions. Balance these three reactions. H2 (a) KAI(OH)4 (aa) Al (s) НОН A] КОН (ag) + + (I) H20 ) KAI(SO4)2 (aa) + H2SO4 (aa) KAI(OH)4 (aa) B] KAI(SO4)2 12 H2O (e) C] KAI(SO4)2 (aq) H20 () + 2. Under experimental proced ures #2 and # 3, the experiment calls for reacting aluminum with water and potassium hydroxide. See 1A above for the equation. A student used the following quantities: a 3.00 grams Al 15.0 mL of 8.00 M KOH 75.0 mL of distilled HOH Which of the reactants is the limiting reactant? answer.) Show your work and set-up. (Mathematically document your SHCHP 001 10 (HC
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