Pour a liter of water at 40 degrees C into a liter of water at 20 degrees C and the final temperature of the two becomes
A) less than 30 degrees C.
B) at or about 30 degrees C.
C) more than 30 degrees C.
Answer: B
Pour a liter of water at 40 degrees C into a liter of water at 20 degrees C and the final temperature of the two becomes
A) less than 30 degrees C.
B) at or about 30 degrees C.
C) more than 30 degrees C.