Solution: Sodium sulfate 10−hydrate, Na 2SO4∙10H2O, dehydrates according to the equationNa2SO4·10H2O(s) ⇌ Na2SO4(s) + 10H2O(g)        K P = 4.08 x 10−25 at 25°CWhat is the pressure of water vapor at equilibrium

Sodium sulfate 10−hydrate, Na ₂SO₄∙10H₂O, dehydrates according to the equation

Na₂SO₄·10H₂O(s) ⇌ Na₂SO4(s) + 10H₂O(g)        K _P = 4.08 x 10⁻²⁵ at 25°C

What is the pressure of water vapor at equilibrium with a mixture of Na  ₂SO₄∙10H₂O and NaSO₄?