How is precambrian time different from other divisions of the geologic time scale?

Which of the following is not true about the atomic model of substances?

what is your question? collegechemistry 5+3 pts in november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.

With carbon dioxide what phase change take place when the temperature decreases from -40c to -80c at 2 atm