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Zinc Oxide,a Useful Fungicide,can Be Prepared from Zinc Blende Ore

Question 69

Multiple Choice

Zinc oxide,a useful fungicide,can be prepared from zinc blende ore by roasting the ore in air and then purifying the resulting oxide.What mass of zinc oxide could be obtained from 5.00 kg of a zinc blende ore that analyzed at 48.6% zinc sulfide,if the net conversion is 66.7% efficient?


A) 0.98 kg
B) 1.35 kg
C) 1.51 kg
D) 1.89 kg
E) 2.07 kg

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