Two solutions of equal concentration, with equal osmotic pressure are said to be
isotonic. What is the molar concentration
of a urea solution that is isotonic with
seawater at 25°C?

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

What is the indicator of the number of ions in solution? the amount of conductivity the amount of precipitate the amount of solute added