SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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dobson units
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pascals
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kilometers
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degrees Celsius
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Detailed explanation-1: -A Dobson unit (DU) is the unit of measurement of ozone in a column of air from the ground to the top of the atmosphere.
Detailed explanation-2: -Measurement unit for determining the total amount of ozone present in a vertical column of air above the surface of the earth. The ozone in a layer of ozone at atmospheric pressure of 1013 hPa and temperature of 298 K which measures 1 mm in thickness and is equivalent to 100 Dobson units.
Detailed explanation-3: -The unit used to measure the thickness of the ozone layer is the Dobson unit (DU).
Detailed explanation-4: -A Dobson unit of gas is equal to a layer of gas, at the surface of the Earth, with a thickness of one hundredth of a millimeter. The ozone in the atmosphere is about 300 Dobsons.
Detailed explanation-5: -Dobson unit (DU) A measure of atmospheric ozone: 1 Dobson unit is equivalent to 0.01 mm of ozone.