INTERNATIONAL MARITIME COLLEGE OMAN Question 3 (15 Marks) (MLO, analyze, apply) Po1681-20 Four different fertilizers wer

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International Maritime College Oman Question 3 15 Marks Mlo Analyze Apply Po1681 20 Four Different Fertilizers Wer 1 (38.8 KiB) Viewed 12 times

INTERNATIONAL MARITIME COLLEGE OMAN Question 3 (15 Marks) (MLO, analyze, apply) Po1681-20 Four different fertilizers were analyzed by two methods. Phosphate (P:Os) was analyzed using gravimetric analyse and spectrophotometric method. Analyze the results of the two methods and answer the following questions. Table 2 Composition of P₂Os measured using two methods: gravimetric results and spectrophotometric results. Copied from (Harris, 2007) Sample Gravimetric result Spectrophotometric results 1 42.9% 43.2% 2 55.0% $4.9% 3 53.5% 53.7% 4 25.6% 28.6% a. Calculate the average content of P₂Os in the fertilizers for each method. Compare the difference between the two average values. (5 Marks) دوليـة كليـة عــمــان ال Jumail