How many kJ of energy are required to force 175 g of ice at -25°C to turn into steam at 113°C? Use 18.0 g/mol for the molar mass of water. *
ΔΗ0
fusion
= 6.01 kJ/mol
ΔΗ. = 40.7 kJ/mol
vapor
CH20(s) = 2.03 J/g°C
CH200 = 4,184 J/gºC
CH2O(g) = 2.01 J/gºC
Water freezes at 0°C and boils at 100°C.

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