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3. Does the siren of a moving police car seem to change pitch to the police officers inside the car? Why or why not?
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Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
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Which elements are found in glucose, the product of photosynthesis? a. carbon, hydrogen, and oxygen b. carbon and hydrogen c. carbon, nitrogen, and oxygen d. hydrogen, nitrogen, and carbon
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Chemistry, 23.06.2019 04:31
Chemical engineering who specializes in negotiating for large purchases and instructing customers in use of the products are
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3. Does the siren of a moving police car seem to change pitch to the
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