Specific latent heat of vaporization of water is `2.26 xx 10^6 J//kg`. Calculate the energy needed to change 5.0 g of water into steam at `100^@C`

The work function of a material is 5.26 xx 10^-19J . Calculate its threshold frequency.

The work function of silver is 5.26 xx 10^-19J . Calculate its threshold wavelength.

The specific heat capacity of water is ____kcal/kg °C

The latent heat of vaporisation of water is 2240 J/g . If the work done in the process of expansion of 1 g is 168J then increase in internal energy is

Solve the following examples / numeriacl problems: Calculate the amount of heat required to convert 10 g of water at 30⁰ C into steam at 100⁰ C. ( Specific latent heat of vaporization of water =540 cal/g)

Answer the following questions : The specific latent heat of vaporization of water is 540cal/g. Explain this statement.

The latent heat of vaporization of a liquid at 500 K at1atm pressure is 10 kcal/mol. The change in the internal energy of 3 mole of liquid at same temperature will be

How much energy needs to be supplied to 150 g of water at 100^@C to convert it to steam at 100^@C . (L=540 cal/g)

1.0 kg of liquid water is boiled at 100^@C and all of it is converted to steam. If the change of state takes place at the atmospheric pressure (1.01 xx 10^5 Pa ), calculate the energy transferred to the system , Given , the volume of water changes from 1.0 xx 10^-3 m^3 in liquid form to 1.671m^3 when in the form of steam.