How do we make a #5.0*L# volume of aqueous ammonia of #0.70*mol*L^-1# concentration, from conc. ammonia of #14.8*mol*L^-1# concentration?
1 Answer
Approx.
Explanation:
Ammoniacal solutions tend to have a really pungent smell; the kind that brings tears to your eyes when you get a whiff of them. Ammonia is present in many household cleaning products.
We work out (i), the moles of ammonia present in the required solution,
And (ii) the volume of conc. ammonia that contains that molar quantity:
The problem spoon-feeds you a bit, but you are required to know the definition of concentration:
I have been careful to do the calculation dimensionally thruout. I wanted an answer in
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