Write reaction quotients for the following reactions. Do not include states in the reaction quotient.(a) 2NO(g) + O2(g) ⇌ N2O4(g)Qc =(b) HCOOH(aq) ⇌ HCOO−(aq) + H+(aq)Qc =

What element breaks down into yttrium-90?

If one fission reaction of a uranium-235 atom produced two neutrons, how many neutrons would be released if the chain reaction occurred three more times?

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.