hydrogen can be made by reacting methane with steam CH4+H2O—>3H2+CO. Calculate the mass of hydrogen that can be made by reacting 64g of methane with excess steam.

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.

Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold