8which elements have the most similar chemical properties?
(1) si, as, and te (3) mg, sr, and ba
(2) n2, o2, and f2 (4) ca, cs, and cu

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.

  the mississippians were considered to be  horticulturalists, which means they were

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17