A cell is placed in a salt solution that has the same concentration as the inside of the cell. What will happen to the cell A. The cell will contract
B. The cell will expand slightly
C. The cell will burst
D. The cell will remain the same size

By the way I had to ask again because I f forgot to put the answer choices​

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.

Which tool is least in predicting weather

What is a number added in front of a formula in order to balance the equation