The atomic number of carbon is 6. how many electrons does an atom of carbon have if it is represented by the symbol shown below? 12c1-

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

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.

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space