Cathodic protection of iron involves using another more reactivemetal as a sacrificial anode. classify each of thefollowing metals by whether they would or would not act as asacrificial anode to iron. a. snb. cuc. znd. aue. pbf. agg. mg

Neither model is able to show the reactivity of potassium.

Okay well gravitational energy is matter forced by gravity making energy though the kinetic energy then the electric energy produces electricity from the kinetic energy and the kinetic energy gets its energy from the gravitational energy. was that the answer you wanted or something else?  

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Answerit curves up and levels out.explanationwe assume that the container contains absolutely no ammonia to begin with as it states that "nitrogen gas and hydrogen gas" react to "produce ammonia."at dynamic equilibrium, the product and reactant concentrations are equal.this means that, starting from a concentration of zero, [nh₃] must curve "up" from zero and then level out to a constant concentration.