Which scientist , using the gold-foil experiment, isolated the nucleus in 1911?

Clouds form when water vapor to form small droplets. a. humidifies b. condenses c. evaporates d. precipitates

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.

What does the cell nucleus do or, how does it function?