111----xm1F06

111----xm1F06 - Chemistry 111 Exam #1 Fall 2006 -1- Name 1....

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Chemistry 111 Exam #1 Fall 2006 -1- Name 1. ( 14 points) Answer each of the following questions by supplying the correct word(s), number, symbol, or response. a. What is the highest oxide of sulfur ? b. What color is light which has a wavelength of 625 nm? c. What is the name of the element having atomic number 29 ? d. How many protons are in the nucleus of an iron atom? e. How many neutrons are in the nucleus of a sodium atom? f. What wavelength region is light emitted by a hydrogen atom going from n = 4 to n = 1? g. What is the lowest atomic number ground state element having a d electron? 2. (5 points) How many atoms are in 5.00 grams of lithium?
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3. (5 points) What is the frequency of infrared radiation of wavelength 2500.0 nm? Chemistry 111 Exam #1 Fall 2006 -2- Name
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4. ( 10 points) A sample of methane (CH 4 ) has a pressure of 560 torr and a volume of 485 mL at 40.0 o C. What is the mass of this sample? 5.
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111----xm1F06 - Chemistry 111 Exam #1 Fall 2006 -1- Name 1....

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