If 0.15 grams of succinic acid in 100 ml of ether is stirred with a 10 ml portion of water, how much succinic acid remains in the ether? the distribution coefficient is 0.125 at 25 ° c
how much succinic acid remains in the ether when the phase is extracted with 10 ml of additional water? how much would have been left of ether if a single extraction had been made with 20 ml of water?
r=0.083 g in the first extraction, 0.046 after the second extraction and 0.057 with 20 ml in water in just one extraction

Which best explains why an iceberg floats?

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color