A boy reached his home by riding motorcycle within 5 minutes by travelling 8 km distance ,them what is his average velocity?

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

If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.