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Health Careers Practice Entrance Test: Chemistry
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Avg score: 19% • Most missed: “One liter of solution is made by dissolving 29.2 g of NaCl in water. What is the…”
Health Careers Practice Entrance Test: Chemistry
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25 Questions

1. What will happen if a semipermeable membrane is placed between two different concentrations of a NaCl solution?
2. Primary intermolecular interactions between a K cation and H2O molecules are
3. Which of the following does NOT have the electron configuration [Ne] 3s23p6?
4. One liter of solution is made by dissolving 29.2 g of NaCl in water. What is the molarity of the solution?
5. How much heat is required to raise the temperature of 100 grams of water from 25
6. Which of the following is the empirical formula for ethylene glycol, C2H6O2?
7. Proteins are polymers of which of the following organic compounds?
8. Which of the following will have the highest boiling point?
9. Which of the following is immiscible with water?
10. Which of the following variables are inversely proportional for an ideal gas if all other conditions are constant?
11. Which of the following is an alkaline earth metal?
12. Which of the following has the largest radius?
13. Which of the following has an increase in entropy?
14. Which of the following elements is the most electronegative?
15. The normal boiling point of water is 100
16. Which of the following is NOT a function of epinephrine?
17. Which of the following equations describes the reaction between Al(s) and H2SO4?
18. How many moles of 0.2 M HCl are needed to titrate 100 ml of 0.4 M NaOH? HCl(aq) + NaOH(aq)
19. Two liters of air at a pressure of two atm are condensed to 0.5 liters. If the temperature is constant, what is the new pressure?
20. A compound that is acidic by the Lewis definition only is
21. What is the molecular formula of a compound with empirical formula CH2O and molar mass 90 g?
22. Which of the following is classified as an aldehyde?
23. Which of the following ions is essential in the clotting of blood?
24. When amino acids polymerize to make a protein, which of the following is produced as a byproduct?
25. The composition of dry air consists of approximately 78% nitrogen, N2, and 21% oxygen, O2. If the air pressure of a 5-liter sample of dry air is 800 torr, what is the approximate partial pressure of oxygen?

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