Silver tarnishes in the presence of hydrogen sulfide which


Silver tarnishes in the presence of hydrogen sulfide (which smells like rotten eggs) and oxygen because of the following reaction: Ag + H2S + O2, Ag2S + H2O .

a) How many grams of silver sulfide can be formed from a mixture of 1.1 g Ag, 0.14 g H2S, and 0.080 g O2?

b) How many more grams of hydrogen sulfide would be needed to completely react all the silver?

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Chemistry: Silver tarnishes in the presence of hydrogen sulfide which
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