Question 47 4 pts
Dimensional analysis & conversions. If you need scientific notation in you answer, copy this for the
exponential part: "x10^". An example would be 6.022x10^23 for Avogadro's number.
Your answers need to have the correct number of significant figures.
How many grams of hydrogen are in 10.45 moles of C&Hg? (The molar mass is not
needed for this problem.)

What is the rate law for the uncatalyzed reaction?

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.

The graph shows one consequence of urban sprawl. how did urban sprawl contribute to the change in biodiversity