An electron’s position cannot be known precisely. only its probability of being in a certain location can be known.

A) the enthralling of formation for pure element in its standard state is always positivehope this : )

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.

Hi + naoh -> h2o + nal

H tricky one let me think and get back to u