The density of an ideal gas is `0.03g/(cm^(3))` ,its pressure is `10^(6) dy/(cm^2)`? .What is its R.M.S velocity (in cm/s )

The density of an ideal gas is 1.25xx10^(-3)g cm^(-3) at STP. Calculate the molecular weight of the gas.

The r.m.s. velocity of the molecules of an ideal gas is C at a temperature of 100 K. At what temperature its r.m.s. velocity will be doubled ?

The density of a substance in C.G.S. system is 0.475 gram//cm^(3) . What is its value in SI system?

Density of mercury is 13.6 g cm^(-3) . Its density in kg m^(-3) is

The mass of copper metal is 6.342 g and the density of copper is 7.6 g//cm^(3) . What is its volume ?

The mass of a particle is 10^(-10)g and its radius is 2xx10^(-4)cm . If its velocity is 10^(-6)cm sec^(-1) with 0.0001% uncertainty in measurement, the uncertainty in its position is :

A pipe of varying area of cross-section is held such that its axis is horizontal. At two cross sections A and B, its radii are 8 cm and 4 cm. If velocity of water at A through the pipe is 16 cm s^(-1) and pressure at A is 10^( -6) dyne/ cm^(2) , find the pressure at cross-section B.

If the normal density of sea water is 1.00 g//cm^(3) , what will be its density at a depth of 4km? Given compressibility of water = 0.00005 per atmosphere. 1 atmospheric pressure =10^(6) dyn e//cm^(2), g=980 cm//s^(2) .