Which of the following solutions will have the highest concentration of bromide ions?

A 2.26 g sample of a protein of unknown molecular weight was dissolved in enough water to produce 21.3 mL of solution. The solution was found to have an osmotic pressure of 2.45 torr at 25 °C. What is the molecular weight of the protein?

Which ion is the greatest determinant of intracellular osmolarity and cell volume?

Which of the following best describes osmolality?

The high osmolarity of the renal medulla is maintained by which of the following?

What is the mass of chloride ions in 375.0 mL of solution with a magnesium chloride concentration of 0.250 M? (LO 4.2)(a) 3.32 g(b) 47.3 g (c) 23.6 gd) 6.65 g

Refer to the figure to answer questions 4 and 5. The images are a molecular representation of three different substances, AX3, AY3, and AZ3, dissolved in water. (Water molecules are omitted for clarity.) What are the molar concentrations of A ions and X ions in a 0.500 M solution of AX3? (LO 4.7)(a) 0.500 M A and 0.500 M X (b) 0.500 M A and 0.167 M X (c) 1.500 M A and 0.500 M X (d) 0.500 M A and 1.500 M X