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Concept: undefined >> undefined
Concept: undefined >> undefined
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Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Choose the correct word or phrase from the bracket to complete the following sentence.
Heating ammonium chloride with sodium hydroxide produces ______
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Why is ammonia not collected over water?
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Ammonia can be obtained by adding water to ______.
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Give two examples of suitable alternatives of CFCs which can be used as refrigerant and are non-ozone deflecting?
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What are chlorofluorocarbons, why they become popular as substitute of ammonia as refrigerant?
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Name the gas evolved when dilute hydrochloric acid is added to: Calcium carbonate
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Name the gas evolved when dilute hydrochloric acid is added to: Sodium sulphite
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Name the gas evolved when dilute hydrochloric acid is added to: Lead (II) sulphide
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How is gas collected in the gas jar?
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Name the gas evolved when dilute hydrochloric acid is added to: Magnesium bicarbonate
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Name the gas evolved when dilute hydrochloric acid is added to: Potassium bisulphite
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Give a balanced equation when dilute hydrochloric acid is added to : Calcium carbonate
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Give a balanced equation when dilute hydrochloric acid is added to : Sodium sulphite
Concept: undefined >> undefined
