Question

Convert -18C° to kelvin scale

Answer 1

0°C = 273 K

so,
   
       -18°C = (273 - 18) K = 255 K


Hope it helps

Answer 2

To convert a temperature given in CELSIUS (℃) scale to a temperature in KELVIN (K) scale we should ADD 273 to the temperature in ℃.

-18℃ to K:

-18+273=255K.