Ammonium hydrogen sulfide (NH4HS) can decompose to ammonia and hydrogen sulfide:
NH_HS(s) + NH3(g) + H2S(g)
What is the equilibrium constant expression for
this system?

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

Which statement would indicate the presence of an acid

What can be done to make a solid solute dissolve faster in a liquid solvent?