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.
Dietitians and nutritionists typically do the following: 1  Assess patientsâ and clientsâ nutritional and health needs. 2  Counsel patients on nutrition issues and healthy eating habits. 3  Develop meal and nutrition plans, taking both clientsâ preferences and budgets into account. 4  Evaluate the effects of meal plans and change the plans as needed.