Unanswered First Law Of Thermodynamics Questions

A 100kg block is started with a speed of 2m/s on a long, rough belt kept fixed in a horizontal position. The coefficient of kinetic friction betn. the block and the belt is 0.20. Consider the situation from a frame of referen ...

Two thermally insulated vessels 1 and 2 are fiiled with air at temperature (T1,T2),volumes (V1,V2) and pressure(P1,P2) respectively.If the valve joining the two vessels is opened , the temperature inside the vessel at equilib ...

A diatomic gas does 80 j of work when expanded isobarically. find the heat given to the gas during this process. ...

The molar specefic heat is given by C = 20+500/T (T is temperature).what is the work done by ideal monoatomic gas when it is heated from 200K to 700K? (*pls try without finding Q) ...

At 200 degree Celsius pcl5 dissociate as follows pcl5= pcl3 +cl2 .it was found that the equilibrium vapours are 62 times as heavy as hydrogen .The degree of dissociation of pcl5 at 200 degree Celsius is ...