What is the ahsol for kfk +f-? the lattice energy is -784 kj/mol, the enthalpy of hydration for k+ is -336 kj/mol, and the
enthalpy of hydration for f-is-431 kj/mol. use a hol= -a hat + nhhydr-
-879 kj/mol
0 -17 kj/mol
17 kj/mol
1,551 kj/mol

If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false