Science. Explain why iron sulphide is a compound and not just a mixture of the two elements iron and sulphur. Explain why iron sulphide has different properties to a mixture of iron and sulphur and also describe and explain tests that can distinguish between iron sulphide and a mixture of iron and sulphur.
General information. Dietitians are the only qualified health professionals that assess, diagnose and treat dietary and nutritional problems at an individual and wider public-health level. They work with both healthy and sick people.
A registered dietitian is someone who has studied nutrition in a college program approved by the American Dietetic Association, completed 900 hours of supervised practical experience accredited by the Commission of the Accreditation for Dietetics Education, and passed an exam.efore you can even apply to become state certified you must complete a bachelors degree program in nutrition (or whatever it is your school calls it: dietary nutrition, nutritionist, dietitian etc.) at a school accredited by the American Dietetic Association (ADA) or the OBD (Ohio Board of Dietetics).