Potassium loses electrons when it reacts with oxygen. Which statement is true of potassium in this reaction? O A. It oxidizes. B. It undergoes synthesis. O C. It undergoes redox. D. It reduces.​

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?

Consider the story you just read. all but one of the choices below indicate that something is living.

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.