A 15. 00-g sample of solid ammonium hydrogen sulfide is introduced into a 500. -ml flask at 25°c, the flask is sealed, and the system is allowed to reach equilibrium. What is the total pressure in this flask if kp = 0. 108 at 25°c for nh4hs(s) ↔ nh3(g) + h2s (g)?.

The recommended daily calcium intake for a 20-year-old is 1,000 milligrams (mg). one cup of milk contains 299 mg of calcium and one cup of juice contains 261 mg of calcium. which of the following inequalities represents the possible number of cups of milk m and cups of juice j a 20-year-old could drink in a day to meet or exceed the recommended daily calcium intake from these drinks alone?

The solutions to the inequality y ≤ 2x − 4 are shaded on the graph. which point is a solution? p

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?