A 5.00 g mixture of potassium sulfide and potassium chloride contains 2.80 g potassium. What percent — Stoichiometry Chemistry Question
Question
A 5.00 g mixture of potassium sulfide and potassium chloride contains 2.80 g potassium. What percentage by mass of the mixture is potassium sulfide?
A.
13.8%
B.✓ Correct
19.2%
C.
44.0%
D.
96.1%
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