Answer:
The answers are:
a) 30°C; 303.15K
b) -30°C; 243.15K
c) 50°C; 323.15K
d) -40°C; 233.15K
e) 0°C; 273.15K
f) -273.15 °C ; 0K
Step-by-step explanation:
To convert the temperature from ° F to ° C we use the following expression:

where C es temperature en °C and F is temperature in °F
To obtain the temperature in K we need to add 273.15 to each Celcius temperature
