A small bubble rises from the bottom of a lake where the temperature and pressure are 4.0 C and 3.0 atm, to the water’s surface, where the temperature is 25 C and the pressure is 0.95 atm. Calculate the final volume of the bubble if the initial volume was 2.1 mL. a) 0.72 mL b) 6.2 mL c) 7.1 mL d) 22.4 mL e) 41.4 mL

What is a metal replacement reaction

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.

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.