Mol Oxygen gas generated
by the decomposition of
KCLOz is collected over
H₂O(water). The volume
of oxygen collected at
26° and Atmospheric pressure of 771 is
14lcm3. calculate
the mass (g) of oxggen
gas obtained The
pressure of the water
vapour at 26°C
25.2mmhg​

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a 20-cm-long, cylindrical graphite (pure carbon) rod is inserted into an oxidizing atmosphere at 1145 k and 1.013 x 105 pa pressure. the oxidizing process is limited by the diffu- sion of oxygen counterflow to the carbon monoxide that is formed on the cylindrical surface.