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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 ?
Answers: 2
Chemistry, 22.06.2019 16:00
Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining
Answers: 1
History, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30
Health, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30
Health, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30
History, 22.07.2021 19:30
Mathematics, 22.07.2021 19:30