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Question 6

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6.1 Potassium permanganate, KMnO4, burns with a bright flame when a few drops of glycerine are added to it. The incomplete equation for the reaction is: 6.1.1 Define the term molar mass. (2) 6.1.2 The composition of glycerine is as follows: 39,13% carbon; 8,7% hydrogen; 52,17% oxygen Determine the EMPIRICAL formula of glycerine. Show ALL … Read more

Question 1

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Write an essay of between 150 and 200 words in length on ONE of the followingtopics. Write down the number and title of the essay you have chosen correctly,e.g. 1.1 My dreams for the year, 2022. Give your own title if your choice is QUESTION 1.7.1 OR 1.7.2. Spend approximately 50 minutes on this section. … Read more