Chemistry, 09.10.2021 08:20 GingerSnaps
If it takes 1.33 seconds for radio waves (which travel at the speed of light) to reach the moon from Earth, how far away is the moon?
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Chemistry, 22.06.2019 19:20
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
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Chemistry, 22.06.2019 23:30
The ammonia molecule in the diagram has the observed bond orientation because
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Chemistry, 23.06.2019 10:30
Amethod of separation that employs a system with two phases of matter, a mobile phase and a stationary phase, is called
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Chemistry, 23.06.2019 13:30
1. what is boyle’s law? • state the definition of the law in words. • what are the assumptions of boyle’s law? • write at least one mathematical equation that represents the law. • what can be calculated with boyle’s law? • using a gas-filled balloon as an example, describe what is happening to the gas molecules inside the balloon before and after you squeeze it.
Answers: 2
If it takes 1.33 seconds for radio waves (which travel at the speed of light) to reach the moon from...
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