The gas that is most useful in protecting humans against ...
The gas that is most useful in protecting humans against solar marathon is
chlorine
ozone
carbon IV oxide
hydrogen sulphide
Correct answer is B
The ozone layer or ozone shield refers to a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet (UV) radiation. It contains high concentrations of ozone (O3) relative to other parts of the atmosphere, although still very small relative to other gases in the stratosphere
In which order are the following salts sensitive to light? ...
What is the atomic number of Helium? ...
Which of the following reactions is accompanied by the first ionization energy of an element X? ...
Which of the following substance is a mixture? ...
Which of the following types of alkanols undergo oxidation to produce alkanoic acids. I. Primary ...
In the industrial production of H2 from water gas the CO2 produced along with the H2&...
What is the atomic number of Lawrencium? ...