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Standard IX

Physics

Thermal Expansion

The molecular...

Question

The molecular weight of O2, and N2, are 32 and 28respectively. At 15^° C the temperature of 1 g of O2 will be the same as that 1g of N2 in the same bottle at the temperature.(a) -21^° C (b) 56^° C(c)15^° C() 13^° C

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Q. The molecular weights of

O_{2}

and

N_{2}

are

32

and

28

respectively. At

15^{0}

C, the pressure of

1

O_{2}

will be the same as that of

1

N_{2}

in the same bottle at the temperature:

Q. The molecular weight of

O_{2}

and

N_{2}

are 32 and 28 respectively. At

15^{0} C

, the pressure of 1 gm

O_{2}

will be the same as that of 1 gm

N_{2}

in the same bottle at the temperature ?

Q. Three closed vessels A, B, and C are at the same temperature T and contain gases which obey the Maxwell distribution of speed. Vessel A contains only

O_{2}

, B only

N_{2}

and C a mixture of equal quantities of

O_{2}

and

N_{2}

. If the average speed of

O_{2}

molecules in vessel A is

V_{1}

, that of the

N_{2}

molecules in vessel is

V_{2}

then the average speed of the

O_{2}

molecules in vessel C will be

Three closed vessels $A, B$ and $C$ are at the same temperature. Vessel $A$ contains only $O_{2}$ $B$ only $N_{2}$ and $C$ a mixture of equal quantities of $O_{2}$ and $N_{2}$ . If the average speed of $O_{2}$ molecules in vessel $A$ is $v_{1}$ , that of $O_{2}$ molecules is vessel C is