hey guys, i found this marble outside and covered in grease. so i took it in to wash it. can you please tell me what it is made of...plz

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.

At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?

Which of the following is a physical property flammability heat of combustion solubility and toxicity