The formula mass of K2S is
A) 35 u
B) 54 u
C) 71.2 u
D) 110.3 u
E) none of these
Correct Answer:
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Q101: The systematic name of the compound H2S
Q102: Name the compound SF6.
A) sulfur fluoride
B) sulfur
Q103: Which ionic compound listed below does not
Q104: The formula mass of (NH4)2CrO4 is
A) 83.0
Q105: The correct formula of ammonium chloride is:
A)
Q107: The formula of iron (III) sulfide is:
A)
Q108: What is the correct formula for the
Q109: Which ionic compound listed below does not
Q110: The formula mass of MgBr2 is
A) 104
Q111: The systematic name of the compound Na2O
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