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Multiple Choice 1. What is 0.32 written as a fraction in simplest form? (1 point) thirtytwo over one hundred eight over twentyfive one hundred over thirtytwo sixteen over twentyfive 2. If Fran’s fudge recipe calls for two

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Solve each problem and write your answers in scientific notation. 1. (6.0 x 105) x (3.0 x 104) = (1 point) 18 x 1020 18 x 109 1.8 x 1020 1.8 x 1010 2. (5 x 10–2) ÷ (2 x 103) = (1 point) 2.5 x 105 2.5 x 101 25 x 101 25 x 102

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The pressure of the earth's atmosphere at sea level is 14.7 lb/in2. What is the pressure when expressed in kg/m2? (2.54 cm = 1 in., 2.205 lb = 1 kg) 2.62×102 kg/m2 5.02×104 kg/m2 4.30×103 kg/m2 2.09×102 g/m2 1.03×104 kg/m2

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Al3+ is reduced to Al(s) at an electrode. If a current of 2.75 ampere is passed for 36 hours, what mass of aluminum is deposited at the electrode? Assume 100% current efficiency. a. 9.2 x 10–3 g b. 3.3 x 101 g c. 9.9 x 101 g d.

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Homeroom 101 and Homeroom 102 share a hallway bulletin board. If Homeroom 101 uses 3/5 of their half to display artwork, what fraction of the board is used to display to display Homeroom 101's artwork? Which is correct3/5 x 1/2 ,

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Multiple Choice Choose the best answer. For questions 1–3, rewrite the expression using exponents. 4 × 4 × 4 × 4 × 4 A. 54 B. (My choice) 45 C. 44 ====== 3 × 3 × 3 × 3 A. (My choice) 34 B. 43 C. 35 ===== 10 × 10 × 10 A.

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A baseball with a mass of 0.15 kilograms collides with a bat at a speed of 40 meters/second. The duration of the collision is 8.0 × 103 seconds. The ball moves off with a speed of 50 meters/second in the opposite direction. What

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The figure shows a cube of air at pressure 1.0 atm above a hot surface on Earth. Contact with the hot surface causes the volume of the air to expand from 2.00 × 105 L to 2.20 × 105 L by the transfer of 8.2 × 106 J of heat.

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At standard temperature and pressure, how many L of fluorine gas (F2) are there in 3.01 mol of it? A)7.92 × 10–2 L of F2 B)1.34 × 10–1 L of F2 C)1.14 × 102 L of F2 D)6.74 × 101 L of F2 B?

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How many moles of gas will occupy 6.75 m3 at 65.0°C and 3.28 x 105 Pa? A. 7.98 x 104 mol B. 4.10 x 103 mol C. 7.88 x 102 mol D. 4.15 x 105 mol

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What is the momentum of a 1.5 × 103 kilogram van that is moving at a velocity of 32 meters/second? A. 46.9 kilogram meters/second B. 4.7 × 103 kilogram meters/second C. 4.85 × 102 kilogram meters/second D. 4.85 × 104 kilogram

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HI! :( Im sorry to bother you guys but I need help on only these three questions. I'm not trying to cheat but these three are really confusing. This is the first time I've ever asked for help on the internet haha. Please don't be
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