How many moles of Ag(NH3)+2 are needed to produce 11 moles of ammonia? ...Ag(NH3)+2→...Ag++...NH3
A
1
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B
2
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C
5.5
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D
11
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E
22
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Solution
The correct option is D 5.5 The unbalanced chemical equation is ...Ag(NH3)+2→...Ag++...NH3 Silver atoms are balanced. Balance ammonia molecules. Ag(NH3)+2→Ag++2NH3 2 moles of ammonia will be produced by 1 mole of Ag(NH3)+2 11 moles of ammonia will be produced by 112=5.5 mole of Ag(NH3)+2