(a) Using specimens A, C\(_{1}\), C\(_{2}\), D, E and F; carry out a test of a chemical property of the specimen labelled A and present your report under the following headings:

(i) aim (ii) procedure (iii) observaton (iv) conclusion

(b) State two probable causes of the soil condition observed on Specimen A

(c) Štate four reasons why the experiment is important in agriculture.