How many atoms are in .12 mol Ga2(SO4)3 (molar mass = 427.63 g/mol ) a) 10.22 b) 10.22 x 10^22 c) 7.2 d) 7.2 x 10^22 ​

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.

Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils