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Chemistry, 13.12.2019 20:31 ddmoorehouseov75lc
When hydrochloric acid is poured over potassium sulfide, 42.3 ml of hydrogen sulfide gas is produced at a pressure of 750 torr and 25.6 ∘c.
part a write an equation for the gas-evolution reaction. 2hcl+ks(s)→h2s(g)+kcl(aq) hcl+k2s(s)→h2s(g)+kcl(aq) hcl+ks(s)→h2s(g)+kcl(aq) 2hcl+k2s(s)→h2s(g)+2kcl(aq)
part b determine how much potassium sulfide (in grams) reacted.
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When hydrochloric acid is poured over potassium sulfide, 42.3 ml of hydrogen sulfide gas is produced...
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