Q=m*Cw*ΔT
Q = m*Cw*ΔT |:Cw
[tex]\frac{Q}{Cw}[/tex] = m*ΔT |:ΔT
[tex]\frac{Q}{Cw*deltaT}[/tex] = m
m = [tex]\frac{Q}{Cw* deltaT}[/tex]