How many valence electrons does Rb (rubidium) have? O A. 85 B. 1 O O C. 37 OD. 5
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Which of the following is most likely true about water in chemical solutions?

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.

How many peaks will be present in a mass spectrum for brcl?