At $NTP$,a sample of equal volume of chlorine and oxygen is taken. What is the ratio of the number of molecules?

If the pressure of a gas increases by $2 \%$ at constant volume,then its temperature

In the equation $PV = KT$,the value of $K$ depends on which factors?

When a gas in a closed vessel was heated so as to increase its temperature by $5^{\circ}C$,there occurred an increase of $1\%$ in its pressure. The original temperature of the gas was ...... $^{\circ}C$

At absolute zero temperature,the pressure of an ideal gas will be

$A$ pressure cooker contains air at $1$ atm and $30^\circ C$. If the safety valve of the cooker blows when the inside pressure $\ge 3$ atm,then the maximum temperature of the air inside the cooker can be .... $^\circ C$.