Move the water molecules until they reach equilibrum; what is this process called? How would you describe the movement in terms of concentrations? From _to_.
Why do you think the channel protein (aquaporin) is needed for the water to go through the membrane? Pls help its due Friday!

Asolution of naoh has a concentration of 25.00% by mass. what mass of naoh is present in 0.250 g of this solution? use the periodic table in the toolbar if needed. 0.0625 g what mass of naoh must be added to the solution to increase the concentration to 30.00% by mass? g

Can anyone explain 1. review your spectrometry data and use the known elements to identify the star's composition. which unknown elements make up this star? justify your element selections. 2. in parts i and ii of the lab, what happened to the electrons of each element to produce the different colors of light? explain your answers using important terms from the lesson and information provided in the laboratory. 3. stars composed of heavier (more massive) elements are often slightly older than stars made predominantly from hydrogen and helium. based on your data, is the newly discovered star a younger star? explain your answer.

How many moles of an ideal gas would occupy a 25.0 liter container when the temperature is 295 k and the pressure is 0.850 atm?