What was the initial temperature of a gas contained in a 2.0-l bottle at a pressure of 1.00 atm if it was placed under vacuum and its pressure was reduced to 0.82 at mat a temperature of 10.0º c? assume pressure remains constant

What is important to study for nios grade 12 chemistry? i have only one month left.

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.

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change