Ammonium hydrogen sulfide (NH4HS) can decompose to ammonia and hydrogen sulfide:

NH4HS(S) ↔️ NH3(g)+H2S(g)

What is the equilibrium constant expression for
this system?
ANSWER: B

10. according to the law of conservation of mass, how does the mass of the products in a chemical reaction compare to the mass of the reactants?

219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.

What is lincoln's purpose in writing this speech? question 1 options: to stress the difficulties of war to honor those who died in the war to call for an end to the war to call the country to join a new war