Which of the following is an example of a chemical change? A. Sugar mixing with red food coloring and forming a red solid
B. A sugar cube being crushed by a spoon
C. A sugar cube dissolving in water as the water is stirred
D. Sugar breaking down into water and carbon when it is heated
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Describe the interaction that occurs between two objects with the same electrical charge.

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp

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.