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Sectiоn 1: Fill in the blаnk (15 pts) Fill in the blаnk with the cоrrect аnswer. 1 megameter is equal tо [blank] meters. A [blank] observation does not include numbers, whereas a [blank] observation does include numbers. 3-4. Fill in the blanks in the table below. (1 pt each) Standard Notation Scientific Notation 0.00362 8.474 x 105 5-12. Fill in the blanks in the table below. (1 pt each) Chemical Symbol Atomic Number Mass Number Number of Protons Number of Neutrons Number of Electrons He 4 15 16 13-16. Complete the following table with the formula of the compound. (0.5 pt each) Cation/anion OH- PO43- Sr2+ Cr3+ Section 2: True/False (4 pts) Answer true or false. If the answer is false, correct the statement. All atoms of the same element are identical in every way. A compound can be separated into elements by a physical process. In an ionic formula, the metal is listed first. The SI unit for temperature is Kelvin. Section 3: Multiple Choice (6 pts) Indicate the letter of the correct answer on your paper. The correct formula for N2O5 is: Nitrogen pentoxide Nitrogen oxide Dinitrogen pentoxide Which of the following is not a diatomic element? Helium Hydrogen Iodine The correct answer to 385 x 42.13 x 0.079 is (consider significant figures): 1281 1280 1300 Section 4: Short Answer (25 pts) Show all work. Be sure to clearly indicate your answer. Name the following compounds. (4 pts) H2SO4 ICl7 MgCO3 FeN Determine the formula mass of the following compounds. Show ALL work, don't forget units and SF. (4 pts) H2SO4 ICl7 MgCO3 FeN Determine the volume in the following graduated cylinders. (2 pts) mL mL A car travels 55 miles/hour and gets 11 km/L of gasoline. How many gallons of gasoline are needed for a 3.0-hour trip? Show ALL work, don't forget units and SF. (7 pts) 4 qt = 1 gal; 1 km = 0.621 mi; 1.06 qt = 1 L A plastic block has dimensions of 2.2 cm x 3.0 cm x 1.5 cm and a mass of 12.4 g. What is the density in kg/L? Show ALL work, don't forget units and SF. (4 pts) Volume = length x width x height; 1 cm3 = mL For the given atom, determine the number of protons, neutrons, and electrons, give the atomic number and mass number, label the locations, and identify the element. (4 pts)