Pick out the wrong statement.

• Ten times dilution of a normal solution (N) reduces its normality to N/10.
• When equal weights of oxygen and methane are mixed in an empty reactor at room temperature, then the fraction of total pressure exerted by the oxygen is 1/2.
• Volume occupied by 9.034 x 1023 atoms of oxygen in ozone (O3) at NTP will be 11200 c.c
• One kg mole of an ideal gas at N.T.P occupies 22400 Nm3.