Chemistry, 27.08.2019 00:30 babyduck0664
If 165. mg of fluorine-18 is shipped at 8: 00 a. m., how many milligrams of the radioisotope are still active after 330 min ?
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Chemistry, 22.06.2019 15:00
Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude
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Chemistry, 22.06.2019 21:00
Need what is special about water as a compound? how does water regulate climate? what drives water evaporation? why is the water vapor fresh water when it rises from the ocean? why might freshwater in the form of snow take longer to enter the water cycle again than liquid precipitation? what is an aquifer? what role do people play in the water cycle? plz just answer as many as you can ! thx if you !
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Chemistry, 23.06.2019 00:00
If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.
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If 165. mg of fluorine-18 is shipped at 8: 00 a. m., how many milligrams of the radioisotope are sti...
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