Cryolite, Na, AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. Balance the equation for the synthesis of cryolite. 2A1203 (s) + 6NaOH(a) + 6HF(aq) → 2Na¸ AlF6 (g) + 6H₂O(1) equation: Incorrect Answer If 12.8 kg of Al2O3(s), 50.4 kg of NaOH(1), and 50.4 kg of HF(g) react completely, how many kilograms of cryolite are produced? 26.34 mass of cryolite produced: Incorrect Answer Which reactants are in excess? HF NaOH Al2O3 Correct Answer What is the total mass of the excess reactants left over after the reaction is complete? 57.7 total mass of excess reactants: Incorrect Answer kg Na, AlF6 kg
Cryolite, Na, AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. Balance the equation for the synthesis of cryolite. 2A1203 (s) + 6NaOH(a) + 6HF(aq) → 2Na¸ AlF6 (g) + 6H₂O(1) equation: Incorrect Answer If 12.8 kg of Al2O3(s), 50.4 kg of NaOH(1), and 50.4 kg of HF(g) react completely, how many kilograms of cryolite are produced? 26.34 mass of cryolite produced: Incorrect Answer Which reactants are in excess? HF NaOH Al2O3 Correct Answer What is the total mass of the excess reactants left over after the reaction is complete? 57.7 total mass of excess reactants: Incorrect Answer kg Na, AlF6 kg
Chemistry
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Chapter1: Chemical Foundations
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Transcribed Image Text:Cryolite, Na, AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide.
Balance the equation for the synthesis of cryolite.
2A1203 (s) + 6NaOH(a) + 6HF(aq) → 2Na¸ AlF6 (g) + 6H₂O(1)
equation:
Incorrect Answer
If 12.8 kg of Al2O3(s), 50.4 kg of NaOH(1), and 50.4 kg of HF(g) react completely, how many kilograms of cryolite
are produced?
26.34
mass of cryolite produced:
Incorrect Answer
Which reactants are in excess?
HF
NaOH
Al2O3
Correct Answer
What is the total mass of the excess reactants left over after the reaction is complete?
57.7
total mass of excess reactants:
Incorrect Answer
kg Na, AlF6
kg
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