How does the value of Kc in N2O4(g)⇋2NO2(g) Kc=[NO2]2[N2O4] depend on the starting concentrations of NO2 and N2O4? How does the value of in depend on the starting concentrations of and ? It increases with increasing the values of the starting concentrations. It decreases with increasing the values of the starting concentrations. It does not depend on starting concentrations.

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.

How many grams are in 68.2 molecules of br2?

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.