Question

Convert  20ºc  into  Kelvin  scale?  (AS1)

Answer 1

the method to change is- celcius + 273 = kelvin

here 20 + 273 = 293 kelvin degrees.

Answer 2

1 degree Celsius  = 273.15 Kelvin
so, 
     20 degree Celsius = 273.15 + 20 Kelvin
                                   = 293.15 Kelvin

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