Household ammonia has a label that claims it is 7-10% NH3 by volume and that it “cleans, degreases, and removes stains [with] hundreds of other uses”. The substance is an aqueous solution of ammonium hydroxide with a molarity of approximately 2.3 M. Which of the following statements is true regarding this solution? Ammonium hydroxide is the solute of the solution.

Ammonium hydroxide is the solute of the solution, water is the solvent of the solution, & the concentration of the solution is 2.3 M are true

Ammonium hydroxide is the solute of the solution & water is the solvent of the solution are true

Water is the solvent of the solution.

The concentration of the solution is 2.3 M.