COMPARE and CONTRAST the melting of ice and the freezing of water in terms of endothermic and exothermic. Use an ILLUSTRATION to help explain.

Noble gases is far right

No. an alpha particle is a pair of protons and a pair of neutrons, i.e. a helium

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.