78 THE PHYSICAL PROPERTIES OF SOILS 



equated against the gain in heat by the water in the 

 calorimeter. 



mC(h—T)=M(T—To) 

 or 



M ( T—To) 



Specific heat C^= 



in (tn — T) 



where in^mass of soil taken. 



to^the temperature of the mass. 

 M=mass of water including water 



value of the calorimeter. 

 Tn=: the temperature of the mass. 



calorimeter. 

 T=final temperature of water in the 



calorimeter. 

 C= specific heat. 



References : 



King, 'Thysics of Agriculture," p. 29 and pp. 



215, 216. 

 Wiley, ''Agricultural Analysis," Vol. L, pp. 

 100- 1 10. 



