Calculate the equilibrium concentration of nh3 if a sample of solid nh4sh is placed in a closed vessel at 218 ∘c and decomposes until equilibrium is reached.

Amass of 100.0 g of solute is dissolved in water so that 850. ml of a 0.7500 m solution has been prepared. what is the molar mass of the solute?

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?