Which activities occur during prophase II? Check all that apply. DNA condenses to form chromosomes.
Each chromosome pairs up with its mate.
Spindle fibers form.
Chromosomes move to the opposite end of the cell.
The nuclear envelope disappears.

Calculate the concentration of all species in a 0.165 m solution of h2co3.

Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide as shown below. caco3(s) cao(s) + co2(g) the kp for this reaction is 1.16 at 800°c. a 5.00 l vessel containing 10.0 g of caco3(s) was evacuated to remove the air, sealed, and then heated to 800°c. ignoring the volume occupied by the solid, what will be the mass of the solid in the vessel once equilibrium is reached?

Is it safe to take 450mg of diphenhydramine hydrochloride?