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# exam1withanswers - Exam 1 Grade Distribution A 60 and above...

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Exam 1 Grade Distribution A 60 and above B 49 - 59 C 39 - 48 D 32 - 38 F 0 - 31 This grade distribution is for this exam only. It tells you an approximation of your performance relative to the rest of the class. It does not reflect the final distribution of grades for the entire course, which will be based on your accumulated points out of the total 1000 points. Form A Form B Form C Form D 1 C A E D 2 B C D A 3 B B E A 4 B A C B 5 C D A A 6 E C A C 7 B E B C 8 A B C E 9 D B D D 10 D D E B 11 E A D C 12 D B B B 13 A E D A 14 B A B E 15 B E D B 16 A D C A 17 E D B B 18 E D A B 19 C C E E 20 A D D C 21 E D B D 22 C A A E 23 C E A E 24 C C D B 25 A A D C

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26 A D B D 27 D B C D 28 E C D E 29 D E C D 30 D E E D 31 D E A C 32 E C A D 33 B C C E 34 D E E B 35 A D D B 36 B B A A 37 E B B C 38 A B E A 39 D C E E 40 E C C E 41 A D B A 42 C A C D 43 B B B D 44 C E C A 45 C E A C 46 B C E E 47 D A B B 48 A B E C 49 E A C C 50 C A A A You get into a discussion with someone who rejects evolution. Which one of your antagonist's arguments, reproduced below, is correct? a. It is impossible for humans to have descended from other primates. b. Certainly, we have nothing in common with mice. c. We don't look like flies, so we must have an independent origin. d. The earth and life have existed for only 6,000 years, not enough time for "natural selection" to promote speciation. e. You cannot trace your ancestry along a liner sequence to the first living cell. Which of the following is not considered to be a weak molecular interaction? a. a covalent bond b. van der Waals interactions c. an ionic bond in the presence of water d. a hydrogen bond e. Both A and B are strong interactions. Your body contains the smallest amount of which of the following? a. nitrogen b. carbon c. sulfur d. oxygen
e. hydrogen What type of bond results from the unequal sharing of electrons between atoms. a. nonpolar covalent bond b. polar covalent bond c. ionic bond d. hydrogen bond e. van der Waals interactions Which of the following is NOT accurate concerning ionization? a. When one atom loses an electron, another must gain. b. When an atom loses an electron, it becomes negatively charged. c. Ionic bonds form between ionized atoms. d. In the compound NaCl, Na loses an electron to become positive. e. In an ion, the number of protons and electrons is unequal. How does one refer to an atomic form of an element containing the same number of protons but a different number of neutrons? a. Ion b. radioactive c. polar atom d. isomer e. isotope Which is NOT a compound? a. salt b. a carbohydrate c. methane d. a nucleotide e. carbon Refer to figure below. Which drawing depicts an atom that is inert or chemically unreactive? a. A b. B c. C d. D e. E Nitrogen has an atomic number of 7. How many hydrogen atoms are necessary to join with the nitrogen atom to form a stable compound?

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exam1withanswers - Exam 1 Grade Distribution A 60 and above...

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