1A-7 Convert temperature differences or changes

1A-7-1. If the temperature increases by 20.0 degrees Celsius, by how much did it increase in degrees Fahrenheit?
A. 36.0°, B. 68.0°, C. 6.67°, D. 20.0°



1A-7-2. During a chemical reaction, the temperature of a mixture dropped by 10.0°C. By how much did the temperature drop in Kelvin?
A. 10.0K, B. 283.15K, C. 263.15K