A very poisonous diatomic gas used in world war II, is an early example of chemical warfare. At standard temperature and pressure a sample of this gas occupies a volume of 11.3 dm' and
weighs 35.5g. Calculate the molar mass of this gas. Identify the gas. (Round off your answers to
2 decimal places)

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.