Cryolite, Na3AlF6(s),Na3AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide.Balance the equation for the synthesis of cryolite. Al2O3+ NaOH+ HF --> Na3AlF6+ H2O If 16.5 kg of Al2O3(s),16.5 kg of Al2O3(s), 60.4 kg of NaOH(l),60.4 kg of NaOH(l), and 60.4 kg of HF(g)60.4 kg of HF(g) react completely, how many kilograms of cryolite will be produced? Which reactants will be in excess? HF NaOH Al2O3 What is the total mass of the excess reactants left over after the reaction is complete?
Cryolite, Na3AlF6(s),Na3AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide.Balance the equation for the synthesis of cryolite. Al2O3+ NaOH+ HF --> Na3AlF6+ H2O If 16.5 kg of Al2O3(s),16.5 kg of Al2O3(s), 60.4 kg of NaOH(l),60.4 kg of NaOH(l), and 60.4 kg of HF(g)60.4 kg of HF(g) react completely, how many kilograms of cryolite will be produced? Which reactants will be in excess? HF NaOH Al2O3 What is the total mass of the excess reactants left over after the reaction is complete?
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Cryolite, Na3AlF6(s),Na3AlF6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide.Balance the equation for the synthesis of cryolite.
Al2O3+ NaOH+ HF --> Na3AlF6+ H2O
If 16.5 kg of Al2O3(s),16.5 kg of Al2O3(s), 60.4 kg of NaOH(l),60.4 kg of NaOH(l), and 60.4 kg of HF(g)60.4 kg of HF(g) react completely, how many kilograms of cryolite will be produced?
Which reactants will be in excess?
HF
NaOH
Al2O3
What is the total mass of the excess reactants left over after the reaction is complete?
Expert Solution
Step 1) Balance Equation
Al2O3+ NaOH+ HF --> Na3AlF6+ H2O
** Balance Equation :-
1Al2O3+ 6NaOH+ 12HF --> 2Na3AlF6+ 9H2O
molar mass:-
101.96 39.997 20.01 209.94
g/mol g/mol g/mol g/mol
Given mass:-
16.5 kg 60.4 kg 60.4 kg
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