"calculate the equilibrium concentration of ph3 if a solid sample of ph3bcl3 is placed in a closed vessel at 80 ∘c and decomposes until equilibrium is reached."

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals