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If 7.0 L of a 3.90 M CaCl2 solution is diluted to 45 L, what is the molarity of the diluted solution?  Show work. 

17. Which is less radiodense? A or B???

The mother of a 5-year-old girl brings the child to the clinic for an evaluation. the mother tells the nurse, “She seems to be so tired and irritable lately. And she looks so pale.” Further assessment reveal pale conjunctiva and oral mucous membranes. The nurse suspects iron-deficiency anemia. Which additional finding would help provide additional evidence for this suspicion?

Determine which of the following reactions will be anabolic-

A 7-year-old child with a family history of cardiovascular disease is being screened for hyperlipidemia. When reviewing the child’s laboratory test results, which total cholesterol  level would be of significant concern?

The flow of electrons ends in the complex 3 of the electron transport chain.

Suppose John is diagnosed with a metabolic disorder in which his body does not make sucrose hydrolyzing enzyme which aids in the digestion of sucrose. Sucrose is actually the normal table sugar -a type of carbohydrate. The doctor prescribes him to take ‘sucrase’ supplement pills before eating any food that may have table sugar. Sucrase is the enzyme that hydrolyzes sucrose into glucose and fructose.The pharmacist by mistake gives John a bottle filled with ‘peptidase’ which are enzymes that hydrolyze peptide bonds. Which of the following statements are correct in this case:

The nurse is administering digoxin as ordered and the child vomits the dose. What should the nurse do next?

After an extended period of exercise, when oxygen levels becomes normal, a human muscle cell will switch back from ______________ to ____________ mode of metabolism.

A child with heart failure is receiving supplemental oxygen. The nurse understands that in addition to improving oxygen saturation, this intervention also has what effect?