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How many grams of sodium sulfide are formed if  1.40 g of hydrogen sulfide is bubbled into...

How many grams of sodium sulfide are formed if  1.40 g of hydrogen sulfide is bubbled into a solution containing 1.87 g of sodium hydroxide, assuming that the sodium sulfide is made in 91.0 % yield?

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Please check the calculations and pay attention to the unit analysis.

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