Using incorrect concentrations. If your vitamin C standard solution is too concentrated or your iodine titration solution is too diluted, or your starch indicator solution is not between 0.5 to 1.0%, it may require much more than 50 mL of iodine solution to titrate the standard solution and/or orange juice.
The following summarizes some common causes of fatigue but is not meant to be comprehensive: Metabolic/endocrine: anemia; hypothyroidism; diabetes; electrolyte abnormalities; kidney disease; liver disease; Cushing's disease.
The following medical conditions are some of the possible causes of Acute fatigue. There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Stress. 2  Pregnancy. 3  Old age. 4  Viral infections. 5  Hepatitis A.6  Typhoid fever. 7  Chronic fatigue syndrome.8  Chemotherapy.9  Radiation. 10  Cancer cachexia. 11  Pneumonia. 12  Acute severe asthma. 13  COPD. 14  Congestive heart failure.here are likely to be other possible causes, so ask your doctor about your symptoms. 1  Stress. 2  Pregnancy. 3  Old age. 4  Viral infections. 5  Hepatitis A. 6  Typhoid fever. 7  Chronic fatigue syndrome. 8  Chemotherapy. 9  Radiation. 10  Cancer cachexia. 11  Pneumonia. 12  Acute severe asthma. 13  COPD. 14  Congestive heart failure.