Molecular Physics | Thermodynamics Answers

in an internal combustion engine, during the compression stroke the heat rejected to the cooling water is 50kJ/kg and the work input is 100kJ/kg.
Calculate the change in internal energy of the working fluid stating whether it is a gain or loss.

Write down about broadening.

What is term value

Distinguish between emission and absorption spectra

Determine the value of the molar gas constant R, given that the value of one kilomole of all gases at s.t.p is 22.4m³

For nitrogen the molar volume at s.t.p is 0.0024m³ and the relative molecular mass is 28. Calculate the root mean square molecular speed at s.t.p

The bicyclist traveled 3miles. Express this distance in kilometer.

For nitrogen the molar volume at s.t.p is 0.0024m³ and the relative molecular mass is 28. Calculate the number of molecules in one cm³ of nitrogen at s.t.p

A 20 kg weight-on. A table is attached by a string to another 20 kg weight that is hanging over thhe edge of the table. Assuming that the coefciea oittien is 0.2, what is the acceleration and what is the tension in the string?

Two liters of an ideal gas is collected at 25 °C and 745 mmhg. What is the volume at standard sea level conditions?