The correct answer is A. :)
Solutes usually dissolve best in warm solvents.
Answer:
Q 20: I think this answer would be rarer to denser medium
Q 21: The fluctuation of physical condition in the Earth's atmosphere.
Q 22: I don't see white as an option, but I'm pretty sure that's the correct answer.
Answer:
the atomic mass of the element with 37 protons,43 neutrons and 36 electrons is 80
