Mercury can be obtained by reacting mercury(II) sulfide with calcium oxide. How many grams of calcium oxide are needed to produce 36.0 g of Hg?

Mercury can be obtained by reacting mercury(II) sulfide with calcium oxide. How many grams of calcium oxide are needed to produce 36.0 g of Hg?

Mercury can be obtained by reacting mercury(II) sulfide with calcium oxide. How many grams of calcium oxide are needed to produce 36.0 g of Hg?

4HgS(s) + 4CaO(s) ? 4Hg(l) + 3CaS(s) + CaSO4

a. 1.80 g
b. 7.56 g
c. 10.1 g
d. 13.4 g




Answer: C


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