Technician A says that a soldering gun must be energized for several minutes before it warms up to the melting point of solder. Technician B says that a soldering torch is heated by burning butane gas. Who is right

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.