Consider the reaction. PCI5(g) =PCI3(g) + Cl2(g)
K = 0.042
The concentrations of the products at equilibrium are [PC13] = 0.30 M and [Cl2] = 0.15 M.
What is the concentration of the reactant, PCI5, at equilibrium?

Asolution is made by dissolving 25.5 grams of glucose (c6h12o6) in 398 grams of water. what is the freezing point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

In the reaction between a crushed antacid tablet and vinegar what gas is emitted