Find the number of grams in 4.26 X 1024 formula units of MgCl2.

Why did southern business leaders want to increase the number of slaves

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m