A characteristic of a nebula is O it is the center of the solar system.
o it is a region where stars are born.
o it forms halfway through a star's life cycle,
o it has the coolest temperatures in space.

The metal is named first

Idon't know hope someone you

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? i feel like this is a trick