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Preparation of Ammonia Gas by Heating Ammonium Salt with an Alkali

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Preparation of Ammonia Gas by Heating Ammonium Salt with an Alkali

Question

In an experiment, ammonia gas was prepared by heating ammonium salt with an alkali. After drying, ammonia gas was collected at room temperature and pressure.

(a) What is meant by the term alkali?
(b) Explain using physical properties of the gas why ammonia is not collected by downward delivery

Answer

(a)alkali is soluble base.

(b) Because it is lighter than air


   Related Topics

Introduction to Chemistry Simple Classification of Substances Acids, Bases and Indicators Air Oxygen and Combustion Chemical Properties of Oxygen Water and Hydrogen - Water Water and Hydrogen - Hydrogen Water and Hydrogen - Reactions of water with Metals