Chemistry, 30.01.2020 14:02, xochitlbmartine
Which is true about the effusion rates of helium and sulphur dioxide when the molar mass of helium is 4 grams/mole and the molar mass of sulphur dioxide is 64 grams?
sulphur dioxide effuses 4 times faster than helium.
sulphur dioxide effuses 0.25 times faster than helium.
helium effuses 0.25 times faster than sulphur dioxide.
helium effuses 4 times faster than sulphur dioxide.
molar mass is not related to effusion.
Answers: 1
Chemistry, 22.06.2019 15:00, kandi2565
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, 23.06.2019 04:40, dd123984
Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.
Answers: 1
Which is true about the effusion rates of helium and sulphur dioxide when the molar mass of helium i...
Mathematics, 14.12.2019 08:31
History, 14.12.2019 08:31
Chemistry, 14.12.2019 08:31
Mathematics, 14.12.2019 08:31
Chemistry, 14.12.2019 08:31
Chemistry, 14.12.2019 08:31