Transport of material into a cell against a concentration gradient, from low to high, requires A.
Water

B.
Energy

C.
Osmosis

D.
Diffusion

What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?