Sort these elements into pairs that would most likely exhibit similar chemical properties. li, k, o, he, se ar

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.

Enzymes affect the reactions in living cells by changing the

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?