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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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juliomarquez8 juliomarquez8
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11 years ago
Choose one of the following answers        
                A.Copper (II) sulfate decahydrate
 B.Copper (II) sulfate
 C.Copper (II) sulfate pentahydrate
 D.Copper (II) sulfite pentahydrate
 E.Copper (II) sulfur tetraoxide pentahydrate
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wrote...
#1
11 years ago
C.
wrote...
#2
11 years ago
my answer is C.
Because Cu stands for copper so there is copper present
SO stands for sulphate and there are four elements of it
H2O is hydrogen oxide and there are 5 elements of it, hence pent
pent meaning five.
wrote...
#3
11 years ago
Answer is C:  SO4 stands for sulphate and penta means 5 and H2O means hydrate and Cu is copper so C.
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