saul8367 saul8367

11-02-2020
Chemistry

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If cobalt metal is mixed with excess sulfur and heated strongly, a sulfide compound is produced that contains 55.06% cobalt by mass and the rest is sulfur. Calculate the empirical formula of the compound.

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montanezjose936 montanezjose936

11-02-2020

Answer:a

Explanation:

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Eduard22sly Eduard22sly

11-02-2020

Answer:

Co2S3

Explanation:

Percentage of Co in the compound = 55.06%

Percentage of S in the compound is = 100 — 55.06 = 44.94%

To find the empirical formula for the compound, we carry out the following:

**** please see attachment for explanation ****

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