What is the specific heat of an unknown substance with a mass of 10kg? The original temperature for this substance is 2°C. The temperature increased to 14°C. The amount of heat calculated to be 25J.

SPH=?
M=10Kg
T 0 = 2°C
T 1 = 14°C
ΔT = 12°C
E=25J

PLEASE HELP