What volume of hydrogen is necessary to react with 6.25g of nitrogen to produce ammonia? (Assume constant temperature and pressure.)
A. 30L
B. 15L
C. 6.2L
D. 12.5L

0.09 moles of sodium sulfate in 12 ml of solution

Areaction in which products can react to re-form reactants is

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.