Atlantic Case Essay

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Chemistry Problems. Exam 2. Morning session. Problems 1-5 are based on the following formulas I. C2H2 II. (CH3)2O III. C2H5Br IV. C2H5COOH V. C2H4 1. Which formula(s) describe a carboxylic acid? A. III and IV B. IV only C. II and IV D. III only 2. Which formula(s) describe an alkane? A. III only B. V only C. I and V D. none of the above 3. Which formula(s) describe an alkene? A. I only B. V only C. I and V D. III only 4. Which formula(s) describe an ether? A. IV only B. II only C. II and IV D. III only 5. Which formula(s) describe an alkyl halide? A. II only B. III only C. II and III D. I only 6. A hydrate is a A. buffer solution of water B. compound in which hydrogen is combined with an element less electronegative than itself C. compound containing a definite number of water molecules in its chemical composition D. salt containing the hydroxyl radical 7. Two moles of hydrogen react with 1 mole of oxygen to produce which of the following? A. 1 mole of water B. 2 moles of water C. 3 moles of water D. 2 moles of water with 1 mole of hydrogen left over 8. Ten kilograms of hydrogen gas (H2) are mixed with 355 kg of chlorine (Cl2) in a 0.50 m3 drum. The two gases react to produce hydrogen chloride. What is the final pressure in the drum if the final temperature is 60oC? A. 0.055 MPa B. 2.0 MPa C. 10 MPa D. 55 MPa Problems 35 and 36 are based on the following statement. Ten kilograms of oxygen and 2 kg of hydrogen are mixed in a 1 m3 vessel. The mixture is at 300K, and initially no reaction takes place. 9. What is most nearly the partial pressure of the hydrogen? A. 2.5 MPa B. 3.4 MPa C. 5.0 MPa D. 12 MPa 10. A spark

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