Bromine displaces iodine from a solution of potassium iodide.
a)Write the balanced half-equations for this reaction
b)Add the half-equations, to give the ionic equation for
the reaction

State the formula for density in words and mathematical symbols

Which description best characterizes the motion of particles in a solid?

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.