# How do we make a 7.5*mol*L^-1 solution of aqueous ammonia?

Jun 6, 2017

#### Answer:

Get yourself some concentrated ammonia, and dilute it by half.......

#### Explanation:

The reagent sold as $\text{ammonium hydroxide}$ is actually saturated ammonia in water, i.e. $N {H}_{4} O H \equiv N {H}_{3} \cdot O {H}_{2}$.

See this old answer.