Which statement describes the energy involved in diffusion? diffusion requires energy in all cases. diffusion requires energy only to move material in through the cell membrane. diffusion does not require energy in any situation. diffusion requires energy only to move material out through the cell membrane.

What is the most stable monatomic ion formed from nitrogen

How many liters of hydrogen gas will be produced at stp from the reaction of 7.179×10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.