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Chemistry, 22.06.2019 15:00
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
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Chemistry, 23.06.2019 19:00
How can evidence from an experiment be explained in her relationship to the hypothesis? a.as a prediction b.as a question c.as an in inference d.as a conclusion
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What tool is also known as a "turner"...
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