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Question 1 of 51. Question
If G (free energy) is used to determine spotaneity of a chemical reaction, what is the nature of reaction of G= zero…………….
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Question 2 of 52. Question
Calculate the H of a chemical system when the entropy is 218.2JK-1 mol-1 and the temperature is 100*C………………..
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Question 3 of 53. Question
Which of the following processes are endothermic? 1. 0xidation of carbon to carbon dioxide 2. dissolving of anhydrous copper(ll)tetraoxosulphate(VI) in water 3. adding of water to ammonium trioxonitrate(v) 4. formation of a carbohydrate and oxygen from carbon dioxide and water
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Question 4 of 54. Question
Precautions taken when measuring heat of combustion of a specimen are …………………except
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Question 5 of 55. Question
Chemical reaction occurs when the colliding reactant have energy that is……………….
