The diffusion of water molecules across a selectively permeable membrane from an area of higher concentration to an area of lower concentration is

Molecules that react with one another are called

In the following reaction, how many grams of NaBr will react with 311 grams of Pb (NO3) 2? pb (no3) 2 (aq) + 2NaBr (g) - > PbBr2 (s) + 2NaNO3 (aq) The molar mass of NaBr is 102.9 grams and that of Pb (NO3) 2 is 331.21 grams.

How do the different pressure belts affect the climate of that area

What is the maximum amount of kcl that can dissolve in 200g of water?

Does plateau have low elevation

At 25°C 12 M H202 is decomposed after 30 minutes the concentration of the H2O2 is found to be 9.5 M what is the average reaction rate for this decomposition reaction.

Give an example of a solution that can be seperated by simple distilation.

What is the h + concentration for an aqueous solution with poh = 3.35 at 25 ∘c? express your answer to two significant figures and include the appropriate units?

What information does a phase diagram give

Which cell structures function like power plants for plant or animal cells? A. nuclei B. vacuoles C. ribosomes D. mitochondria