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.
Registration, licensure and certification requirements vary by state. Dietitians work in a variety of settings, with the majority working in hospitals, nursing homes, outpatient care centers, physicians' offices, or private consultation. Others work in public health, corporate wellness, or the food industry.Dietitians can help people with a variety of nutrition-related diseases.ietitians need at least a bachelor's degree and must complete a dietetic internship, ranging in duration from 6 months to 2 years. After the internship, they are eligible to take the registration exam.