How many grams of magnesium would contain the same number of atoms as 26.982 grams of aluminum?

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

How does the attraction between particles affect the ability of a solvent to dissolve in a substance