How much of a 24 gram sample of radium 226 will remain unchanged at the end of three half life periods

Ithink that’s it’s b

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.

B) movement of materials into and out of the cell