Answer the following questions true (T) or false (F)
1. In a solution, the solute dissolves the solvent.
2. An atom with an atomic number of 13 has satisfied the octet rule and is inert.
3. Hydrogen bonds are strong attractions between nonpolar covalent molecules.
1. FALSE
2. FALSE
3. FALSE
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Why would a person have anti-Rh antibodies present in their blood?
A. They are Rh-positive and were exposed to Rh-negative blood. B. An Rh-negative woman is carrying an Rh-positive fetus. C. A person cannot have anti-Rh antibodies in their blood. D. An Rh-positive woman is carrying an Rh-negative fetus.
The neurons that directly innervate skeletal muscles are called
A. second-order neurons. B. lower motor neurons. C. first-order neurons. D. upper motor neurons.
A 53-year-old patient with a history of heart trouble has been having trouble breathing. It has been determined that his left ventricle is damaged. What is the name of his condition?
A) atrial septal defect B) endocarditis C) pericarditis D) congestive heart failure
A kilocalorie (kcal) is a measure of the
A. protein content of food. B. acidity of food. C. fat content of food. D. energy content of food. E. heat content of food.